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Product Specifications:
| Item | Split Lock Washer |
| Class | Not Applicable |
| Dimensional Standards | DIN 127 B |
| Finish | Plain |
| Fits Bolt Size | M2 |
| For Screw Size | M2 |
| Grade | Grade A2 |
| Hardness | Rockwell C38-C46 |
| Inside Dia. | 2.1 mm |
| Lock Washer Type | Split Lock |
| Material | Stainless Steel |
| Material Grade/class | 18-8 |
| Max. Thickness | 0.5 mm |
| Min. Thickness | 0.5 mm |
| Outside Dia. | 4.4 mm |
| Rockwell Hardness | C38 |
| System Of Measurement | Metric |
| Thickness | 0.5 mm |
| Type | Split Lock |
Shipping Info:
| Ship height (cm) | 1.27 |
| Ship length (cm) | 16.99 |
| Ship width (cm) | 16.38 |
| HS code | 7318210030 |
| Country of Origin | TW |
Product Variants
| Product | Model | Fits Bolt Size | Thickness | For Screw Size | Max. Thickness | Thickness Tolerance | Min. Thickness | Inside Dia. Tolerance | Hardness | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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M51390.030.0001 | M3 | 1 mm | M3 | 1 mm | - | 1 mm | - | Rockwell C40-C50 | 50 | €3.38 | |
![]() |
M51390.040.0001 | M4 | 1.2 mm | M4 | 1.2 mm | - | 1.2 mm | - | Rockwell C40-C50 | 50 | €3.04 | |
![]() |
M51390.050.0001 | M5 | 1.6 mm | M5 | 1.6 mm | - | 1.6 mm | - | Rockwell C40-C50 | 50 | €4.15 | |
![]() |
M51390.060.0001 | M6 | 1.6 mm | M6 | 1.6 mm | - | 1.6 mm | - | Rockwell C40-C50 | 50 | €3.86 | |
![]() |
M51390.080.0001 | M8 | 2 mm | M8 | 2 mm | - | 2 mm | - | Rockwell C40-C50 | 50 | €4.85 | |
![]() |
M51390.100.0001 | M10 | 2.5 mm | M10 | 2.5 mm | - | 2.5 mm | - | Rockwell C40-C50 | 50 | €6.79 | |
![]() |
M51450.025.0001 | M2.5 | 0.6 mm | M2.5 | 0.6 mm | - | 0.6 mm | - | Rockwell C38-C46 | 50 | €3.13 |
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APPROVED VENDOR M51450.020.0001 Split Lock Washer, M2 Fits Bolt Size, 4.4 mm O.D., 2.1 mm I.D., Gr. A2
€3.13 /pack







