Industrial Door Components - High Quality Door Hardware

NV135 - Support Cup - Cast - 3 Hole &  ¾” Slot

NV135 - Support Cup - Cast - 3 Hole & ¾” Slot

Product Codes: NV135 --- 3 Hole Support Cup - 3⁄4" Slot for 1" Shaft NV135A - 3 Hole Support Cup - Drilled NV135E - 3 Hole Support Cup - Drilled ...

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NV137 - Spring Block - Cast - 5" Tube

NV137 - Spring Block - Cast - 5" Tube

Available in various bore sizes, either plain or with a bush fitted. NV137 5 1⁄2" Spring Block - Raw Casting NV137A 5" Spring Block - 126.5mm x 1" Bore NV137B 5" Spring Block - 126.5mm x 11⁄4" Bore NV137C 5" Spring Block - 129mm x 25mm Bush NV137E 5" Spring Block - 127mm x 1" Bush NV...

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NV138DZ - Wind Lock - Cast - Drilled & Zinc Plated

NV138DZ - Wind Lock - Cast - Drilled & Zinc Plated

NV138DZ Wind Lock - Cast - Drilled and Zinc Plated Tecnical Detail: Malleable Cast Iron Pre-Drilled Zinc Plated Overall Length 104mm x 51mm Wide at Guide Side. 3 Holes 5.5mm Ø ...

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NV140 - Chain Guide - Steel - 4" Chainwheel

NV140 - Chain Guide - Steel - 4" Chainwheel

NV140 - Chain Guide - Steel - 4" Chainwheel ...

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NV142 - End Lock - Cast - 3" Lath (Pair)

NV142 - End Lock - Cast - 3" Lath (Pair)

NV142 - End Lock - Cast - 3" Lath (Pair) Technical Details: Malleable Cast Iron Zinc Plated Overall Length 44mm x 81mm Wide including wings. Drilled 2 Holes 5.5mm Ø Product Codes: NV142 3" Cast Endlocks - Pairs NV142F 3" Cast Endlocks - Pairs Forged ...

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NV144 - Support Cup - Cast - 3 Hole & ½" Slot

NV144 - Support Cup - Cast - 3 Hole & ½" Slot

Product Codes: NV144 --- Support Cup - 1⁄2" Slot for 3⁄4" Shaft NV144D - Support Cup - 1⁄2" Slot for 3⁄4" Shaft - Drilled ...

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NV147 - Drive Pinion - Steel - 18T x 5DP x 28mm Wide

NV147 - Drive Pinion - Steel - 18T x 5DP x 28mm Wide

  Technical Details: Manufactured to BS 436 Machined Faced Machined Bored (See Product List for sizes) Machined Gearcut (See Product List for Pitch & Tooth Thickness) Machined Keyway (See Product List for Bore details) Material Used: EN3 as standard. EN8, EN24T Others as ...

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NV148 - Drive Pinion - Steel - 18T x 6DP

NV148 - Drive Pinion - Steel - 18T x 6DP

Technical Details: Manufactured to BS 436 Machined Faced (See Product List for Gear Widths) Machined Bored (See Product List for sizes) Machined Gearcut (See Product List for Pitch & Tooth Thickness) Machined Keyway (See Product List for Bore details) Material Used: EN3 as standa...

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NV149 - Drive Pinion - Steel - 16T x 6DP

NV149 - Drive Pinion - Steel - 16T x 6DP

NV149 - Drive Pinion - Steel - 16T x 6DP Technical Details: Manufactured to BS 436 Machined Faced (See product List for gear Widths) Machined Bored (See Product List for sizes) Machined Gearcut (See Product List for Pitch & Tooth Thickness) Machined Keyway (See Product List for ...

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NV151 - Inner Block - Cast - 6" Tube

NV151 - Inner Block - Cast - 6" Tube

NV151 - Inner Block - Cast - 6" Tube 168.2mm Ø Technical Details: Grey Cast Iron Machined O/D Machined Bore Machined Spigot (See Product List) Drilled & Tapped 4 Holes (See Product List) Plain Bore, Bushed or Clear Bore Full Rim Boss to one side   Pro...

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NV153 - End Lock - Pressed Steel - 2" Flat Lath

NV153 - End Lock - Pressed Steel - 2" Flat Lath

NV153 - End Lock - Pressed Steel - 2" Flat Lath Technical Support: Pressed Mild Steel Pre-Puched 2 Holes to suit 4.8mm Ø Rivet    ...

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NV153A - End Lock - Plastic- 2" Flat Lath

NV153A - End Lock - Plastic- 2" Flat Lath

NV153A - End Lock - Plastic- 2" Flat Lath Technical Support: Plastic Moulded Moulded 2 Holes to suit 4.8mm Ø Rivet    ...

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NV154 - End Lock - Pressed Steel - 3" Lath (Pair)

NV154 - End Lock - Pressed Steel - 3" Lath (Pair)

NV154 - End Lock - Pressed Steel - 3" Lath (Pair) Technical Details: Mild Steel Punched 2 Holes to suit 4.8mm Ø Rivets Product Codes: NV154B - End Lock - Pressed Steel - 3" Lath (Pair) for Bridge Lath NV154Z - End Lock - Pressed Steel - 3" Lath (Pair) ...

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NV155 - Inner Block - Cast - 5" Tube

NV155 - Inner Block - Cast - 5" Tube

NV155 - Inner Block - Cast - 5" Tube 127mm Ø Technical Details: Grey Cast Iron Machined O/D Machined Bore Plain Bore or Bushed Full Rim Boss to each side   Product Codes: NV155A - INNER BLOCK - 5" - 120mm x 1.1/16" BORE NV155B - INNER BLOCK - 5" ...

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NV157 - End Lock - Plastic - 3" Lath (Pair)

NV157 - End Lock - Plastic - 3" Lath (Pair)

NV157 - End Lock - Plastic - 3" Lath (Pair) Technical Details: Moulded Plastic not suitable for Powder coating Moulded Glass Reinforced Nylon specifically for Powder Coating Moulded 2 Holes to suit 4.8mm Ø Rivet Product Codes: NV157 ---- End Lock - Plastic - 3" Lath. In ...

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NV157B - Metal Reinforcing Plate - To suit NV157 Plastic End Locks - Zinc Plated

NV157B - Metal Reinforcing Plate - To suit NV157 Plastic End Locks - Zinc Plated

NV157B - Metal Reinforcing Plate - To suit NV157 Plastic End Locks - Zinc Plated Technical Details: Zinc Plated Steel Pre-Drilled 2no holes to suit 4.8mm Ø Rivet  ...

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NV157P - End Lock - Plastic - 3" Lath (Pair) Suitable for Powder Coating

NV157P - End Lock - Plastic - 3" Lath (Pair) Suitable for Powder Coating

NV157P - End Lock - Plastic - 3" Lath (Pair) Technical Details: Moulded Glass Reinforced Nylon specifically for Powder Coating Moulded 2 Holes to suit 4.8mm Ø Rivet Product Codes: NV157P -- End Lock - Glass Reinforced Nylon - 3" Lath. In Off White (Pairs) for Powder C...

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NV158 - Saddle for Lock Bar

NV158 - Saddle for Lock Bar

NV158 - Saddle for Lock Bar   Material: Steel Finish: Self-Colour Pressed Steel with 2 Punched Holes ...

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NV160 - Spring Block – Cast – 5 ½" Tube

NV160 - Spring Block – Cast – 5 ½" Tube

NV160 - Spring Block – Cast – 5 ½" Tube 139.6mm Ø Technical Details: Grey Cast Iron Machined O/D Machined Bore Machine Recessed for Bearing (See Product Code List) Plain Bore, Bushed or Needle Bearing 3 Lugs Ribbed Boss to one side   Product Codes: NV160A ...

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NV161 - Lattice T Bolt - M8 x 25mm

NV161 - Lattice T Bolt - M8 x 25mm

NV161 - Lattice T Bolt - M8 x 25mm Material: Steel Finish: Zinc Plated Dims: 32mm O/All x 12mm Ø step on 8mm Ø Body Threaded M8 x 10mm Head: 4mm x 20mm x 20mm    ...

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NV164 - Drive Pinion - Steel - 12T x 5DP with Boss

NV164 - Drive Pinion - Steel - 12T x 5DP with Boss

NV164 - Drive Pinion - Steel - 12T x 5DP with Boss Technical Details: Manufactured to BS 436 Machined Faced Machined Bored (See Product List for sizes) Machined Gearcut (See Product List for Pitch & Tooth Thickness) Machined Keyway (See Product List for Bore details) Material ...

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NV165 - Collars - Steel - Drilled & Tapped - Supplied with Grub Screw

NV165 - Collars - Steel - Drilled & Tapped - Supplied with Grub Screw

Product Codes: Round Bore: NV165D - COLLAR - 3/4" BORE x 25mm WIDE, GRUB SCREWS NV165 --- COLLAR - 1" BORE x 15mm WIDE, GRUB SCREWS NV165B - COLLAR - 30mm BORE x 15mm WIDE, GRUB SCREWS Hexagonal Bore: NV165C - COLLARS - 7mm HEX BORE x 15mm WIDE, GRUB SCREW...

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NV166 - Drive Pinion - Steel - 15T x 5DP

NV166 - Drive Pinion - Steel - 15T x 5DP

  Technical Details: Manufactured to BS 436 Machined Faced (See Product List for Gear Widths) Machined Bored (See Product List for sizes) Machined Gearcut (See Product List for Pitch & Tooth Thickness) Machined Keyway (See Product List for Bore details) Material Used: EN3...

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NV167 - Worm Gear - Steel - Single Start

NV167 - Worm Gear - Steel - Single Start

NV167 - Worm Gear - Steel - Single Start Manufactured from mild Steel Self-Colour Finish ...

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NV169 - Drive Pinion - Steel - 18T x 5DP x 40mm Wide

NV169 - Drive Pinion - Steel - 18T x 5DP x 40mm Wide

NV169 - Drive Pinion - Steel - 18T x 5DP x 40mm Wide Technical Details: Manufactured to BS 436 Machined Faced Machined Bored (See Product List for sizes) Machined Gearcut (See Product List for Pitch & Tooth Thickness) Machined Keyway (See Product List for Bore details) Materia...

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NV170 - Drive Gear - Steel - 48T x 5dp, 25mm Wide

NV170 - Drive Gear - Steel - 48T x 5dp, 25mm Wide

NV170 - Drive Gear - Steel - 48T x 5 DP, 25mm Wide Product Codes: NV170 --- 48 Tooth x 5DP Barrel Gear c/w 1" Bush NV170B - 48 Tooth x 5DP Barrel Gear c/w 1" Bearing NV170C - 48 Tooth x 5DP Barrel Gear 3 Holes Please Note: Some Variants maybe made to order on...

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NV171 - Spring Block - Cast - 4" Tube

NV171 - Spring Block - Cast - 4" Tube

NV171 - Spring Block - Cast - 4" Tube 101.6mm Ø Technical Details: Grey Cast Iron Machined O/D Machined Bore Plain Bore, Bushed or Bearing Full Rim Boss to each side   Product Code: NV171A - SPRING BLOCK - 4" - 94mm x 1" BUSH NV171B - SPRING BLOC...

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NV172 - Inner Block - Cast - 4" Tube

NV172 - Inner Block - Cast - 4" Tube

NV172 - Inner Block - Cast - 4" Tube 101.6mm Ø Technical Details: Grey Cast Iron Machined O/D Machined Bore Machined Recess for Needle Bearing (See Product Codes) Plain Bore, Bushed or Needle Bearing Full Rim Boss to one side   Product List: NV172A - ...

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NV173 - Drive Gear - Steel - 48T x 5dp, 20mm or 50mm Wide

NV173 - Drive Gear - Steel - 48T x 5dp, 20mm or 50mm Wide

NV173 - Drive Gear - Steel - 48T x 5dp, 20mm or 50mm Wide Product Codes: NV173 --- 48T Barrel Gear - 3 Hole Type 20mm Thick NV173A - 48T Barrel Gear - 3 Hole Type 50mm Thick Please Note: Some Variants maybe made to order only. For any size not listed please con...

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NV173P - Drive Gear - Plastic - 48T x 5dp, 20mm Wide

NV173P - Drive Gear - Plastic - 48T x 5dp, 20mm Wide

NV173P - Drive Gear - Plastic - 48T x 5dp, 20mm Wide Please Note: Some Variants maybe made to order only. For any size not listed please contact the office on 01282 615239 or sales@nvmgroup.co.uk ...

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NV175 - Pin Lock Housing - Aluminium to suit Oval Bullet Locks

NV175 - Pin Lock Housing - Aluminium to suit Oval Bullet Locks

NV175 - Pin Lock Housing - Aluminium to suit Oval Bullet Locks Technical Details: Material: Aluminium Finish: Self-Colour Satin Drilled and Tapped 2no Holes M6 ...

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NV176 - Wind Lock - Cast - Self-Colour & Drilled

NV176 - Wind Lock - Cast - Self-Colour & Drilled

NV176 - Wind Lock - Cast - Self-Colour & Drilled Technical Details: Grey Cast Iron 3 Holes Drilled to suit 3" Lath & 4.8mm Ø Rivets ...

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NV177 - Drive Pinion - 12T x 3/4" CP

NV177 - Drive Pinion - 12T x 3/4" CP

NV177 - Drive Pinion - 12T x 3/4" CP Technical Details: Manufactured to BS 436 Machined Faced Machined Bored (See Product List for sizes) Machined Gearcut (See Product List for Pitch & Tooth Thickness) Machined Keyway (See Product List for Bore details) Material Used: EN3 as s...

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NV178 - Drive Gear - Steel - 60T x  ½” CPB for 139mm Ø 5 ½” Tube

NV178 - Drive Gear - Steel - 60T x ½” CPB for 139mm Ø 5 ½” Tube

NV178 - Drive Gear - Steel - 60T x  ½” CPB for 5 ½” Tube...

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NV179 - Combination Wind/End Lock - Cast - Zinc Plated & Drilled

NV179 - Combination Wind/End Lock - Cast - Zinc Plated & Drilled

NV179 - Combination Wind/End Lock - Cast - Zinc Plated & Drilled Technical Details: Grey Cast Iron Zinc Plated Drilled 3 Holes to suit 4.8mm Ø Rivet Suitable for using as both Wind Lock & End Lock   Product Codes: NV179 Combination Wind Endlock - Pair (Right...

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NV183 - Vision Panel - Chrome Plated

NV183 - Vision Panel - Chrome Plated

NV183 Small Vision Panel with Chrome Plating NV183B Small Vision Panel (Unfinished)   Material: Steel Finish: NV183; Chrome Plated, NV`183B; Self-Colour Dims: 185mm x 115mm x 8mm Inside Vision clearance 145mm x 75mm Soldered: 4no M6 Fixing Nuts in corners   ...

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NV184 - Compound Gear - Steel - 48T x 12T x 5dp  20mm Wide

NV184 - Compound Gear - Steel - 48T x 12T x 5dp 20mm Wide

NV184 - Compound Gear - Steel - 48T x 12T x 5 DP  20mm Wide Technical Details: Material: Bright Mild Steel Manufactured: To BS 436 Machined: Faced Machined: Bored (See Product List for sizes) Machined: Gearcut (See Product List for Pitch & Tooth Thickness) Machined: Keywa...

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NV185 - Compound Gear - Steel - 42T x 12T x 5 DP  25mm Wide

NV185 - Compound Gear - Steel - 42T x 12T x 5 DP 25mm Wide

NV185 - Compound Gear - Steel - 42T x 12T x 5 DP  25mm Wide Technical Details: Material: Bright Mild Steel Manufactured: To BS 436 Machined: Faced Machined: Bored (See Product List for sizes) Machined: Gearcut (See Product List for Pitch & Tooth Thickness) Machined: Keywa...

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NV186 - Chain Locking Box Tongue - For NV026 Cast Chain Locking Box

NV186 - Chain Locking Box Tongue - For NV026 Cast Chain Locking Box

NV186 - Chain Locking Box Tongue - For NV026 Cast Chain Locking Box NV026 Chain Locking Box - Casting Only - Painted Red Oxide NV026A Chain Locking Box - Cast Type Technical Details: Material: Mild Steel Finish: Self Colour Dims: Tongue: 83mm O/All x 50mm x 35mm ...

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NV187 - 16T x 1/2

NV187 - 16T x 1/2

  Product Codes: 25mm Wide options: NV187 --- PINION - 16T x 1/2" CP - 25mm WIDE, 1" BORE, 1/4" KEYWAY NV187A - PINION - 16T x 1/2" CP - 25mm WIDE, 30mm BORE, 8mm KEYWAY NV187C - PINION - 16T x 1/2" CP - 25mm WIDE, 1" BUSH 28mm Wide options: NV187B -&nb...

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NV188 - Drive Pinion - Steel - 13T x 4DP x 55mm Wide

NV188 - Drive Pinion - Steel - 13T x 4DP x 55mm Wide

NV188 - Drive Pinion - Steel - 13T x 4DP x 55mm Wide Technical Details: Manufactured to BS 436 Machined Faced Machined Bored (See Product List for sizes) Machined Gearcut (See Product List for Pitch & Tooth Thickness) Machined Keyway (See Product List for Bore details) Materia...

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NV189A - Drive Pinion - Steel - 12T x 5DP with Chamfered Boss for Compound Gear

NV189A - Drive Pinion - Steel - 12T x 5DP with Chamfered Boss for Compound Gear

NV189A - Drive Pinion - Steel - 12T x 5DP with Chamfered Boss for Compound Gear Technical Details: Manufactured to BS 436 Machined Faced Machined Bored Machined Gearcut and Chamfered on Boss Machined Keyway Material Used: EN3   Please Note: Some Variants maybe ma...

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NV189B - Compound Gear- Steel - 48T x 12T x 5DP, 20mm Wide

NV189B - Compound Gear- Steel - 48T x 12T x 5DP, 20mm Wide

NV189B - Compound Gear- Steel - 48T x 12T x 5DP, 20mm Wide, 25mm Bushed Technical Details: Manufactured to BS 436 Machined Faced Machined Bored Machined Gearcut and Chamfered on Boss Machined Keyway Material Used: EN3 Please Note: Some Variants maybe made to order only....

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NV189P - Compound Gear - Plastic - 12T x 5DP 20mm Wide

NV189P - Compound Gear - Plastic - 12T x 5DP 20mm Wide

NV189 - Compound Gear - Plastic - 12T x 5DP 20mm Wide, 25mm Bore Technical Details: Manufactured to BS 436 Machined Faced Machined Bored Machined Gearcut and Chamfered on Boss Machined Keyway Material Used: Black Nylon   Please Note: Some Variants maybe made...

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NV19* - Ratchet Wheel - Cast - 12T

NV19* - Ratchet Wheel - Cast - 12T

NV19* - Ratchet Wheel - Cast - 12T Product Codes: NV191 L.H. Ratchet Wheel NV192 R.H. Ratchet Wheel Technical Details: Material: Grey Cast Iron Finish: Self-Colour Available Handed ...

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NV193 - Bullet Lock - Oval - Steel Body & Pin with Chrome Finish

NV193 - Bullet Lock - Oval - Steel Body & Pin with Chrome Finish

NV193 - Bullet Lock - Oval - Steel Body & Pin with Chrome Finish Technical Details: Material: Body Steel, Pin Steel Finish: Chrome Plated Dims: 80mm O/ALL, Body 34mm x 14.5mm x 21.5mm Pin 46mm x 14mm Ø with 6mm x 7mm Chamfer Available as Random Keyed or Suited Keyed Alike (...

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NV193A - Bullet Lock - Oval - Steel Body & Pin with 55mm Extended Pin in Chrome Finish

NV193A - Bullet Lock - Oval - Steel Body & Pin with 55mm Extended Pin in Chrome Finish

NV193A - Bullet Lock - Oval - Steel Body & Pin with 55mm Extended Pin in Chrome Finish Technical Details: Material: Body Steel, Pin Steel Finish: Chrome Plated Dims: 89mm O/All Body: 34mm x 14.5mm x 21.5mm Pin: 55mm x 14mm Ø with 5mm x 7mm Chamfer Available as Keyed to Diff...

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NV193E - Bullet Lock - Round Head - Steel Body & Pin Chrome Finish

NV193E - Bullet Lock - Round Head - Steel Body & Pin Chrome Finish

NV193E - Bullet Lock - Round Head - Steel Body & Pin Chrome Finish Technical Details: Material: body Steel, Pin Steel Finish: Chrome Plated Body: Round Head on Oval Body Dims: 90mm O/All x 22mm x 14.5mm Body: 42mm x 22mm x 14.25mm Pin: 48mm x 12 Ø, chamfered 10mm x 4m...

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Leading Supplier of Industrial Door Components

Gears, Pinions, Platewheels and Sprockets.

NVM offer a comprehensive range of gears, barrel gears, worm gears, compound gears, idler gears, platewheels and pinions. Gears are available in cast, steel or plastic to suit a wide range of applications and can be supplied with a plain bore, oilite bush, bearing or ball race or with keyways.

Whilst NVM carry an extensive range of gears, platewheels and pinions in stock we can also manufacture to customers specific requirements using our in house cnc / gear-cutting department. We also provide a short turn-around emergency service where gears can be manufactured and dispatched within 24 hours.

Castings

NVM are the largest suppliers of roller shutter door castings in the UK, and have in depth experience of servicing the industrial door market. Inner blocks, spring blocks, bearing blocks, spring anchors and support cups are all available from stock and can be supplied in plain bore, bushed or with bearings. Endlocks, Wind Endlocks and combination wind endlocks are available from stock to suit most major lath producers, although any customer specific requirements can be met. Endlocks can be supplied plain or pre-drilled and zinc plated, again all from stock.

Locks & Isolators

Pinlocks and housings are available from stock in either nickel plated steel or aluminium housing. Pinlocks can be supplied either keyed alike or upto groups of 20 different. A full range Isolator and Keyswitch boxes compliment the range and include groundlock isolators, keyswitch isolators, shootbolt isolators and double pin isolators. Cisa Padlocks, armoured padlocks, ground fixing locks and shootbolts are also available from stock. Also available are pressed steel keyswitch locking boxes and locking pad pin sets.

Chain & Chainwheels

NVM stock chainwheels ranging from 4” Ø up to 12” Ø and in a range of materials including cast, aluminium and plastic. Chainwheels can be supplied complete with sprockets or pinions, and either plain bore or bushed. Also available are chainwheel assemblies supplied complete with either fabricated or cast brackets. Chain guides, brackets and chain locking boxes are also available to suit and are stocked in either cast or steel. Standard 5.5mm Chain and drive chain are also available from stock and supplied by the metre. Connection links are also available. To complete the range, Chain Tensioners and Chain Grippers are also available.