Extra-duty helical spring-lock washers [Table 3] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)
ANSI/ASME B 18.21.1-2009 |
material |
High-carbon steel |
Coating |
black oxide coating |
|
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This product corresponds to the standard
ANSI/ASME B 18.21.1-2009
|