NA 054
DIN Standards Committee Plastics
Standards
[CURRENT]
WL 5.5707-2
WL 5.5707-2
Aerospace series - Rubber IIR, 70 Shore A, low gas permeability - O-rings
Title (German)
Luft- und Raumfahrt - IIR-Elastomer, 70 Shore A, geringe Gasdurchlässigkeit - O-Ringe