BN 67 - Hex head screws / bolts partially / fully threaded (UNC; ~DIN 933/931), cl. 8.8 / Grade 5.2, zinc plated blue - Bossard Catalog

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BNARTNR Identification	1057707 1057707
BNNORM1	UNC
BNNORM2	~DIN 933/931
BNMAT Material	Steel 8.8 / Grade 5.2
BNSURFACE Surface	zinc plated blue
D Nominal thread diameter	1/2 1/2	Cal
D3 Nominal core diameter	0.41670 0.41670	Cal
P Pitch of bolt	0.07690 0.07690	Cal
L Nominal length	4 1/2 4 1/2	Cal
B Thread length	32.000 32.000	mm
E max.	22.0 22.0	mm
K Head height	7.9 7.9	mm
S Across-flats-dimension max.	3/4 3/4	Cal