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Close Tolerance Bolt NAS1203-8


Length: 0.776\", thread: 10-32, close tolerance bolt, 100° , head, cadmium plated alloy steel

NAS1203-8 Details

National Stock Number (NSN) 5305-00-820-1214
Alternate Part Number N/A
Federal Supply Class (FSC) 5305
Unit of Measure (UOM) 100 /Ea.
Thread Class 3a
Thread Direction Right-hand
Thread Length 0.276 inches
Fastener Length Between 0.761 inches and 0.791 inches
Head Style Flat countersunk
Head Diameter Between 0.328 inches and 0.385 inches
Grip Diameter Between 0.1885 inches and 0.1995 inches
Internal Drive Style Offset cruciform (torque set)
Thread Diameter 0.190 inches
Grip Length 0.500 inches
Thready Qty Per Inch (tpi) 32
Min. Tensile Strength (psi) 160000 pounds per square inch
Hardness Rating 36.0 rockwell c and 40.0 rockwell c
Countersink Angle Between 99.0 degrees and 101.0 degrees
Material Steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416 type 2 cl 3 federal specification all treatment responses
Thread Series Designator Unf
Specification Data 80205-nas1203 professional/industrial association standard

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