Black Oxide Stainless Steel Lock Washers
Medium Profile Split Ring Lock Washers
- Used to prevent fasteners from loosening unintentionally
- Split and bent to create a spring-like effect
- Add extra pressure to fastener assembly resulting in higher resistance to rotation
- 18-8 Stainless steel are corrosion resistant and durable
- Suitable for fresh water applications
- Black oxide finish for a sleek look and an added mild abrasion resistance
- Infused with wax during the process
- Complies with military specifications as a Class 4 Finish
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Commonly used for:
- Cars
- Motorcycles
- Guns
- Knives
- Anywhere a sleek black look is desired
Black Oxide Lock Washer Specifications
| Washer Sizes | Inner Diameter (ID) | Outer Diameter (OD) | Washer Thickness |
| #2 | 0.094" | 0.172" | 0.020" |
| #4 | 0.120" | 0.209" | 0.025" |
| #6 | 0.148" | 0.250" | 0.031" |
| #8 | 0.174" | 0.293" | 0.040" |
| #10 | 0.200" | 0.334" | 0.047" |
| 1/4" | 0.260" | 0.487" | 0.062" |
| 5/16" | 0.322" | 0.583" | 0.078" |
| 3/8" | 0.385" | 0.680" | 0.141" |
| 1/2" | 0.512" | 0.869" | 0.171" |
See Product Specifications
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Product Specifications
Color
Black
Corrosion Resistant
Yes
Finish
Black Oxide
Grade
18-8
Material
Stainless Steel
Product Type
Split Ring Lock Washer
System of Measurement (Unit)
Inch
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
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