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Close Tolerance Bolt NAS1203-6


Length: 0.651\", thread: 10-32, close tolerance bolt, 100° , head, cadmium plated alloy steel

NAS1203-6 Details

National Stock Number (NSN) 5305-00-631-6081
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 0.636 inches and 0.666 inches
Head Style Flat countersunk
Head Diameter Between 0.328 inches and 0.385 inches
Grip Diameter Between 0.1885 inches and 0.1895 inches
Internal Drive Style Cross recess type 1
Thread Diameter 0.190 inches
Grip Length 0.375 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
Material Specification Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-8503 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6049 military specification 5th material response
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416, ty2 cl3 federal specification single treatment response
Thread Series Designator Unf
Specification Data 80205-nas1203 professional/industrial association standard

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