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Product Specifications:
| Item | Flat Washer |
| Dimensional Standards | ASME B18.22.1 |
| Finish | Plain |
| Fits Bolt Size | 3/8" |
| Flat Washer Type | Standard |
| For Screw Size | 3/8" |
| Grade | Grade 316 |
| Inside Dia. | 0.438" , 7/16" |
| Inside Dia. Tolerance | -0.005" to +0.015" |
| Made In North America | No |
| Material | Stainless Steel |
| Material Grade/class | 316 |
| Max. Temp. | 302°F |
| Max. Thickness | 0.078" |
| Min. Temp. | -58°F |
| Min. Thickness | 0.049" |
| Outside Dia. | 1" |
| Outside Dia. 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 | 0.063" |
| Thickness Tolerance | +0.015", -0.014" |
| Washer Type | Standard Washer |
Shipping Info:
| Ship weight (kg) | 0.32 |
| Ship height (cm) | 0.76 |
| Ship length (cm) | 12.7 |
| Ship width (cm) | 6.35 |
| HS code | 7318220000 |
| Country of Origin | TW |
Product Variants
| Product | Model | Fits Bolt Size | Thickness | Min. Thickness | Max. Thickness | For Screw Size | Thickness Tolerance | Inside Dia. Tolerance | Outside Dia. Tolerance | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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U55410.019.0002 | #10 | 2/41" | 0.036" | 0.065" | #10 | +0.016", -0.013" | -0.005" to +0.008" | -0.005" to +0.015" | 50 | €3.86 | |
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U55420.150.0001 | 1 1/2" | 0.156" | 0.18" | 0.18" | 1 1/2" | - | - | - | 5 | €54.72 | |
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M55420.020.0001 | M2 | 0.3 mm | 0.3 mm | 0.3 mm | M2 | - | - | - | 50 | €3.01 | |
![]() |
M55420.025.0001 | M2.5 | 0.5 mm | 0.5 mm | 0.5 mm | M2.5 | - | - | - | 50 | €2.47 | |
![]() |
M55420.030.0001 | M3 | 0.5 mm | 0.5 mm | 0.5 mm | M3 | - | - | - | 50 | €2.25 | |
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M55420.040.0001 | M4 | 0.8 mm | 0.8 mm | 0.8 mm | M4 | - | - | - | 50 | €2.97 | |
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M55420.050.0001 | M5 | 1 mm | 1 mm | 1 mm | M5 | - | - | - | 50 | €3.04 |
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APPROVED VENDOR U55410.037.0003 Flat Washer, 3/8 In Fits Bolt Size, Std, 7/16 In I.D., 1 In O.D., Plain
€16.70 /pack







