NF L22-249:1987
Bolt, bihexagonal head, with locking hole, necked shank. ISO thread : 4G class, fine pitch.

Standard No.

NF L22-249:1987

Release Date

1987

Published By

Association Francaise de Normalisation

Latest

NF L22-249:1987

NF L22-249:1987 history

• 1987 NF L22-249:1987 Bolt, bihexagonal head, with locking hole, necked shank. ISO thread : 4G class, fine pitch.