NA 054
DIN Standards Committee Plastics
Standards
[CURRENT]
WL 5.5810-2
WL 5.5810-2
Aerospace series - Rubber NBR, 90 Shore A, mineral oil resistant - O-rings
Title (German)
Luft- und Raumfahrt - NBR-Elastomer, 90 Shore A, mineralölbeständig - O-Ringe