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Flush Reduced Head Bolt NAS1581C4T17

Description:

Length: 1.465", thread: 1/2-28, shear 100° , flush reduced head bolt, cadmium plated corrosion resistant steel, offset cruciform

NAS1581C4T17 Details

National Stock Number (NSN) 5305-01-606-5234
Alternate Part Number N/A
Federal Supply Class (FSC) 5305
Unit of Measure (UOM) 50 /Ea.
Thread Class 3a
Thread Direction Right-hand
Thread Length 0.403 inches
Fastener Length 1.465 inches
Head Style Flat countersunk
Head Diameter 0.3988 inches
Grip Diameter Between 0.2490 inches and 0.2495 inches
Internal Drive Style Offset cruciform (torque set)
Thread Diameter 0.250 inches
Grip Length 1.062 inches
Thready Qty Per Inch (tpi) 28
Min. Tensile Strength (psi) 3700 pounds per square inch
Countersink Angle Between 99.0 degrees and 101.0 degrees
Material Iron alloy 660
Material Specification Ams 5731 assn standard single material response or ams 5732 assn standard single material response or ams 5737 assn standard single material response or ams 5853 assn standard single material response
Thread Series Designator Unjf

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