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NAS1351-3LB20P

Socket Head Cap Screw

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Description

Fastener Length: 1-1/4", Thread: 10-32, Head Width: 5/32", Thread Length: 7/8

Specifications

Fastener Length 1.210 inches minimum and 1.250 inches maximum
Hardness Rating 38.0 rockwell c minimum and 45.0 rockwell c maximum
Head Diameter 0.303 inches minimum and 0.312 inches maximum
Head Height 0.185 inches minimum and 0.190 inches maximum
Head Style Flat chamfer
Internal Drive Style Hexagon
Length 1 1/4
Material Steel
Min. Tensile Strength (psi) 180000 pounds per square inch
Minimum Yield Strength 155000 pounds per square inch
Specification Data 80205-nas1351 professional/industrial association standard
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416,type 2,class 2 fed spec single treatment response
Thread Class 3a
Thread Diameter 0.190
Thread Direction Right-hand
Thread Length 0.875 inches minimum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNRF
Thread Size 10
Width Across Flats 0.156 inches minimum and 0.158 inches maximum

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Catalog data updated 2026-07-05. Report a data error