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Socket Head Screw NAS1351-4-6P

Description:

Length: 3/8\", thread: 1/4-28, socket head screw, cadmium plated alloy steel

NAS1351-4-6P Details

National Stock Number (NSN) 5305-01-076-7204
Alternate Part Number N/A
Federal Supply Class (FSC) 5305
Unit of Measure (UOM) 25 /Ea.
Thread Class 3a
Thread Direction Right-hand
Thread Length Between 0.274 inches and 0.375 inches
Fastener Length Between 0.345 inches and 0.375 inches
Head Style Flat chamfer
Head Diameter Between 0.365 inches and 0.375 inches
Head Height Between 0.244 inches and 0.250 inches
Internal Drive Style Hexagon
Thread Diameter 0.250 inches
Width Across Flats Between 0.188 inches and 0.190 inches
Thready Qty Per Inch (tpi) 28
Min. Tensile Strength (psi) 170000 pounds per square inch
Hardness Rating 38.0 rockwell c and 45.0 rockwell c
Minimum Yield Strength 150000 pounds per square inch
Material Steel
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416 type 2 cl 2 federal specification single treatment response
Thread Series Designator Unrf
Specification Data 80205-nas1351 professional/industrial association standard

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