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M20 (112mm Height) Telescopic Thread Protection Nut & Washer Cap (DIN 125) - For 40.4mm Washer | Black LDPE
CAD Viewer
CAD Request
| Quantity |
Unit Price
(ex. VAT)
|
Unit Price
(inc. VAT)
|
|---|---|---|
| 1 - 99 | £1.91 | £2.29 |
| 100 - 499 | £1.84 | £2.21 |
| 500 - 999 | £1.77 | £2.12 |
| 1000 + | £1.74 | £2.09 |
£2.29 / each
Product Specification
| Thread Size | M20 |
| Nut Across Flats | 30mm |
| Inside Height | 112mm |
| Outside Diameter | 40.4mm |
| Washer Diameter | 37.0mm |
| Washer Thickness | 3.0mm |
| Material | LDPE |
| Telescopic | Yes |
| Lock Nut Suitable | Yes |
| Colour | Black |
Frequently Bought Together
- Thread Size M20
- Material 8.8 Steel BZP
- Length 120mm
- Across Flats 30mm
- Standard DIN 933
- Pitch 2.50mm
- Head Height 12.90mm
- Head Style Hex Head
- Thread Size M20
- Material Class 8 Steel BZP
- Height 16.00mm
- Thread Pitch 2.50mm
- Across Flats 30.0mm
- Standard DIN 934
- Material Steel BZP
- Thickness 3.00mm
- Internal Diameter 21.0mm
- Outside Diameter 37.0mm
- Standard DIN 125A
- Size M20
Total Price: £0.00
M20 x 112mm Telescopic Thread Protection Nut and Washer Cap DIN 125 | 40.4mm OD | Black LDPE
Engineered for extended stud protection, this M20 DIN 125 washer cover helps shield the washer, nut and protruding thread from impact, grime and weather exposure.
The cap helps prevent thread contamination, which can make future maintenance easier when fasteners need to be removed or retightened. The 3.0mm washer thickness detail should be checked against the assembly before ordering for the most secure fit.
What Are Telescopic Thread Protection Nut and Washer Caps?
This style of bolt projection cap is designed to snap over the hex nut and washer after tightening. The clamping edge sits beneath the nut chamfer while the ribbed interior helps hold the cap securely in place.
Common Applications
- Covering threaded projections on rail infrastructure
- Protecting fasteners on platform equipment
- Finishing washer and nut details on signal supports
- Reducing exposed metal on outdoor assemblies
M20 x 112mm Telescopic Nut and Washer Cap DIN 125 Dimensions
- Thread Size: M20
- Nut Across Flats: 30mm
- Inside Height: 112mm
- Outside Diameter: 40.4mm
- Washer Diameter: 37mm
- Washer Thickness: 3.0mm
- Telescopic: Yes
- Lock Nut Suitable: Yes
- Material: LDPE
- Colour: Black
Related Thread Protection Caps
For matching sizes across the full product family, browse our Telescopic Thread Protection Nut and Washer Caps range.
Product Support and Trade Orders
For purchasing teams ordering across multiple thread sizes, we can help compare dimensions and confirm suitable stock options. Call 01233 713581 for support with larger requirements.
| Code | Thread Size | Material | Colour | Outside Diameter | Inside Height | Lock Nut Suitable | Nut Across Flats | Telescopic | Washer Diameter | Washer Thickness | Stock | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TPNWC-M20-112-T-B | M20 | LDPE | Black | 40.4mm | 112mm | Yes | 30mm | Yes | 37.0mm | 3.0mm |
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| TPNWC-M20-115-T-B | M20 | LDPE | Black | 40.4mm | 115mm | Yes | 30mm | Yes | 37.0mm | 3.0mm |
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| TPNWC-M20-144-T-B | M20 | LDPE | Black | 40.4mm | 144mm | Yes | 30mm | Yes | 37.0mm | 3.0mm |
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| TPNWC-M22-73-T-B | M22 | LDPE | Black | 42.1mm | 73mm | No | 32mm | Yes | 39.0mm | 3.0mm |
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| TPNWC-M22-98-T-B | M22 | LDPE | Black | 42.1mm | 98mm | No | 32mm | Yes | 39.0mm | 3.0mm |
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| TPNWC-M24-102-T-B | M24 | LDPE | Black | 47.2mm | 102mm | Yes | 36mm | Yes | 44.0mm | 4.0mm |
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| TPNWC-M24-103-T-B | M24 | LDPE | Black | 47.2mm | 103mm | Yes | 36mm | Yes | 44.0mm | 4.0mm |
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| TPNWC-M24-83-T-B | M24 | LDPE | Black | 47.2mm | 83mm | Yes | 36mm | Yes | 44.0mm | 4.0mm |
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