NAS1580C4T15D

Bolt

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Description:

Fastener Length: 1-11/32", Thread: 1/4-28, Thread Length: 3/8"

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NAS1580C4T15D Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.403 inches nominal
Fastener Length:
1.326 inches minimum and 1.356 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.464 inches minimum and 0.507 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Shank Unthreaded Hole Diameter:
0.076 inches minimum first hole and 0.086 inches maximum first hole
Internal Drive Style:
Torque-set ribbed
Thread Diameter:
0.250 inches
Grip Length:
0.928 inches minimum and 0.948 inches maximum
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Distance From Head Largest Bearing Surface To Shank Hole Center:
1.200 inches minimum first hole and 1.250 inches maximum first hole
Surface Finish:
32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads
Material:
Iron alloy 660 overall
Surface Treatment:
Passivate overall
Surface Treatment Specification:
Qq-p-35 fed spec single treatment response overall
Thread Series Designator:
Unjf
Specification Data:
80205-nas1580 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Iron
Length 1-11/32

Additional Information

SKU / Model: NAS1580C4T15D
NSN: 5305-01-350-6758
FSC: Screws / 5305
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.8085
ECCN: EAR99
Download PDF Version
NAS1580C4T15D_Military-Fasteners-com.pdf
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