MIL-S-505 {lang[spec-std]}

NSN 5310-01-259-7783 Spring Tension Washer

材料規格:

Mil-s-505 type 302 mil spec single material response overall

NSN 5310-01-042-8392 Flat Washer

材料規格:

Mil-s-505 9 mil spec single material response overall