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Nord-Lock 1in Locking Washer Stainless Steel 1133
Nord-Lock 1in Locking Washer Stainless Steel 1133 is an EN 1.4404 stainless wedge-locking washer pair for 1 in stainless bolts on typical holes and counterbores.
- The pair covers a typical 1 in stainless face with a 39 mm outer diameter
- EN 1.4404 stainless is used on general joints without chlorides or acids
- Surface-hardened stainless holds 520 HV0.05 min hardness
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Nord-Lock 1in Locking Washer Stainless Steel 1133
Nord-Lock 1in Locking Washer Stainless Steel 1133 is an EN 1.4404 stainless wedge-locking washer pair for 1 in stainless bolts on typical holes and counterbores. It is used on general stainless joints without chlorides or acids where a standard 39 mm outer diameter covers the bearing face. Surface-hardened stainless at 520 HV0.05 min keeps the pair on those faces.
Key Features
- 39 mm OD
- EN 1.4404
- 3.2 mm thickness
- 520 HV0.05 min
- Surface hardened
- General stainless without chlorides or acids
Applications
- General 1 in stainless joints on typical holes and counterbores.
- Tapped holes with a pair under the 1 in stainless bolt head.
- Through holes with a pair under the head and a pair under the nut.
- Outdoor or wet stainless work without a zinc coat, without chlorides or acids.
Technical Specifications
| Property | Value |
|---|---|
| Bolt size | 1 in |
| Inner diameter (d) | 27.9 mm |
| Outer diameter (D) | 39.0 mm |
| Thickness (T) | 3.2 mm |
| Material | EN 1.4404 stainless |
| Hardness | 520 HV0.05 min |
| Temperature range | -160 C to 500 C |
| Hardening | Surface hardened |
| Bolt grades | Up to A4-80 |
Product documents: Nord-Lock original washers 2026 user manual
Frequently Asked Questions
What work is Nord-Lock NL1ss used on?
Nord-Lock NL1ss is used on general 1 in stainless joints on typical holes and counterbores, without chlorides or acids.
What size is Nord-Lock NL1ss?
Nord-Lock NL1ss is a 1 in pair with a 27.9 mm inner diameter, 39.0 mm outer diameter, and 3.2 mm thickness.
What stainless grade does Nord-Lock NL1ss have?
Nord-Lock NL1ss is EN 1.4404 stainless for general joints without chlorides or acids.
What outer diameter does Nord-Lock NL1ss have?
Nord-Lock NL1ss has a 39.0 mm outer diameter for typical 1 in stainless faces.
What hardness does Nord-Lock NL1ss have?
Nord-Lock NL1ss has a surface-hardened hardness of 520 HV0.05 min.
What temperature range does Nord-Lock NL1ss have?
Nord-Lock NL1ss holds -160 C to 500 C on EN 1.4404 stainless.
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