NA 131
DIN Standards Committee Aerospace
Standards
[CURRENT]
WL 5.5455-2
WL 5.5455-2
Aerospace series - Rubber CR, 40 Shore A, weather resistant - O-rings
Title (German)
Luft- und Raumfahrt - CR-Elastomer, 40 Shore A, witterungsbeständig - O-Ringe