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Product Specifications:
| Item | Flat Washer |
| Dimensional Standards | Asme B18.21.1, Uss |
| Fits Bolt Sizes | 1/2" |
| Flat Washer Type | Uss |
| For Screw Size | 1/2" |
| Grade | Grade 18-8 |
| Inside Dia. | 0.563" |
| Inside Diameter Tolerance | -0.005" to +0.015" |
| Made In North America | No |
| Material | Stainless Steel |
| Material Grade/class | 18-8 |
| Maximum Temperature | 302°F |
| Maximum Thickness | 0.132" |
| Minimum Temperature | -58°F |
| Minimum Thickness | 0.086" |
| Outside Dia. | 1 3/8" |
| Outside Diameter Tolerance | -0.007" to +0.030" |
| Reach Compliant | Yes |
| Removable | Yes |
| Resistance Properties | Corrosion Resistant |
| Rohs Compliant | Yes |
| System Of Measurement | Imperial |
| Tensile Strength | Not Applicable |
| Thickness | 0.109" |
| Thickness Tolerance | -0.023" to +0.023" |
| Washer Type | USS Washer |
Shipping Info:
| Ship weight (kg) | 0.44 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 16.99 |
| Ship width (cm) | 16.38 |
| HS code | 7318220000 |
| Country of Origin | TW |
Product Variants
| Product | Model | Fits Bolt Sizes | Inside Dia. | Outside Dia. | Thickness | Thickness Tolerance | Tensile Strength | Resistance Properties | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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U51420.056.0001 | 9/16" | 5/8" | 1 15/32" | 0.109" | -0.023" to +0.023" | Not Applicable | Corrosion Resistant | 25 | €23.67 | |
![]() |
U51420.100.0001 | 1" | 1.063" | 2 1/2" | 0.156" | +0.027", -0.029" | Not Applicable | Corrosion Resistant | 5 | €23.10 | |
![]() |
U51420.112.0001 | 1 1/8" | 1 1/4" | 2 3/4" | 0.156" | +0.027", -0.029" | Not Applicable | Corrosion Resistant | 5 | €21.13 | |
![]() |
U51420.150.0001 | 1 1/2" | 1 5/8" | 3 1/2" | 0.156" | +0.033", -0.027" | Not Applicable | Corrosion Resistant | 5 | €41.92 | |
![]() |
U51420.025.0001 | 1/4" | 0.313" | 47/64" | 0.065" | +0.015", -0.014" | Not Applicable | Corrosion Resistant | 50 | €6.44 | |
![]() |
U51420.031.0001 | 5/16" | 3/8" | 7/8" | 0.083" | - | - | - | 50 | €7.51 | |
![]() |
U51420.037.0001 | 3/8" | 7/16" | 1" | 0.083" | +0.021", -0.019" | Not Applicable | Corrosion Resistant | 50 | €15.61 |
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APPROVED VENDOR U51420.050.0001 Flat Washer, 1/2 In Fits Bolt Size, USS, 0.563 In I.D.
€20.19 /pack







