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Spring washers smooth DIN 127 form B-spring steel coated zinc flake 20
Article no.: 631805
Catalog no.: 488
Article code:
Product details
Technical Data
| Ø screw | M20 | |
| d1 min. | 20.2 mm | |
| d1 max. | 21.2 mm | |
| Norm DIN | ~127B (standard withdrawn) | |
| Material | Spring steel | |
| Surface | coated zinc flake | |
| s | 4 mm | |
| d2 | 33.6 mm |
Identification & Classification
| Article number | 631805 | |
| Catalog number | 488 | |
| EAN / GTIN | 7610106328873 | |
| Manufacturer number | 127204512 |
Description
Description:
with smooth ends
Note:
See article for detailed specifications. µ = coefficient of friction, K h = duration of the salt spray test without red rust in hours