PEMPEM Fastener Catalogue
B™ Self-Clinching Blind Fasteners

Part Number Designation

PDF page 17 · PEM Fastener Catalogue

Part NumberTypeMaterial CodeThread Size CodeShank CodeFinish
B–832–2ZIB8322ZI
BS–832–2BS8322

Unified — all dimensions are in inches.

Thread SizeType (Fastener Material)Thread Code(1)Shank CodeA (Shank) Max.Min. Sheet ThicknessHole Size in Sheet +.003 −.000B Max.C Max.E ±.010F Min.L Max.T ±.010Min. Dist. Hole ℄ to Edge
SteelStainless Steel
.112-40 (#4-40)BBS4401.038.040.166.150.165.250.210.335.380.19
2.054.056
.138-32 (#6-32)BBS6321.038.040.1875.169.187.280.230.335.380.22
2.054.056
.164-32 (#8-32)BBS8321.038.040.213.204.212.310.280.385.440.27
2.054.056
.190-32 (#10-32)BBS0321.038.040.250.235.249.340.280.385.440.28
2.054.056
.250-20 (1/4-20)BBS04201.054.056.344.305.343.430.310.500.560.34
2.087.090

Metric — all dimensions are in millimeters.

Thread Size x PitchType (Fastener Material)Thread Code(1)Shank CodeA (Shank) Max.Min. Sheet ThicknessHole Size in Sheet +0.08B Max.C Max.E ±0.25F Min.L Max.T ±0.25Min. Dist. Hole ℄ to Edge
SteelStainless Steel
M3 x 0.5BBSM310.9714.223.844.26.355.38.59.64.8
21.381.4
M4 x 0.7BBSM410.9715.415.25.387.957.19.811.26.9
21.381.4
M5 x 0.8BBSM510.9716.356.026.338.757.19.811.27.1
21.381.4
M6 x 1BBSM611.381.48.757.88.7311.17.812.714.38.6
22.212.29

(1) PEM® B™ nuts are available on special order with a free-running locking thread feature allowing mating screw to turn freely until clamp load is applied. For more information, contact PEM® Technical Support.