NF L23-163*NF EN 2139:1989
Aerospace series. Washers, flat, heat resisting steel.

Standard No.

NF L23-163*NF EN 2139:1989

Release Date

1989

Published By

Association Francaise de Normalisation

Latest

NF L23-163*NF EN 2139:1989

NF L23-163*NF EN 2139:1989 history

• 1989 NF L23-163*NF EN 2139:1989 Aerospace series. Washers, flat, heat resisting steel.