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Product Specifications:
| Item | Lock Washer |
| Class | Not Applicable |
| Dimensional Standards | Asme B18.21.1 |
| Finish | Zinc Plated |
| Fits Bolt Sizes | #4 |
| For Screw Size | #4 |
| For Use With | Small Screws |
| Grade | Non Graded |
| Hardness | Rockwell C40-C50 |
| Inside Dia. | 0.123" |
| Lock Washer Type | Internal Tooth Lock |
| Material | Steel |
| Material Grade/class | Ungraded |
| Maximum Thickness | 0.018" |
| Outside Dia. | 0.27" |
| Rockwell Hardness | C40 to C50 |
| System Of Measurement | Imperial |
| Thickness | 0.018" |
| Type | Internal Tooth Lock |
Shipping Info:
| Ship weight (kg) | 0.01 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 16.99 |
| Ship width (cm) | 16.38 |
| HS code | 7318210090 |
| Country of Origin | TW |
Product Variants
| Product | Model | Fits Bolt Sizes | Inside Dia. | Outside Dia. | Hardness | Thickness | Color | Thickness Tolerance | For Screw Size | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
U37480.050.0001 | 1/2" | 0.512" | 0.867" | Rockwell C40-C50 | 0.037" | - | - | 1/2" | 25 | €4.37 | |
![]() |
U37480.062.0001 | 5/8" | 16/25" | 1.045" | Rockwell C40-C50 | 0.042" | - | - | 5/8" | 10 | €3.34 | |
![]() |
U37480.075.0001 | 3/4" | 0.769" | 1.22" | Rockwell C40-C50 | 0.047" | - | - | 3/4" | 10 | €4.20 | |
![]() |
U37480.037.0001 | 3/8" | 0.384" | 0.67" | Rockwell C40-C50 | 0.032" | - | - | 3/8" | 50 | €6.04 | |
![]() |
U37321.025.0001 | 1/4" | 0.256" | 1/2" | Rockwell C40-C50 | 0.035" | - | - | 1/4" | 100 | €52.93 | |
![]() |
U37321.031.0001 | 5/16" | 8/25" | 0.59" | Rockwell C40-C50 | 1/25" | - | - | 5/16" | 100 | €38.35 | |
![]() |
U37321.037.0001 | 3/8" | 0.384" | 1.7" | Rockwell C40-C50 | 0.042" | - | - | 3/8" | 50 | €45.34 |
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APPROVED VENDOR U37480.011.0001 Lock Washer, 4 Fits Bolt Size, Int. Tooth Lock, 0.27 In O.D., 0.018 In Thk., Steel
€1.55 /pack







