NAS1581F5T18

Bolt

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Description:

Fastener Length: 1-41/64", Thread: 1/4-24, Thread Length: 1/2"

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NAS1581F5T18 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.491 inches minimum and 0.511 inches maximum
Fastener Length:
1.611 inches minimum and 1.641 inches maximum
Head Style:
Flat countersunk undercut
Head Diameter:
0.429 inches minimum and 0.479 inches maximum
Head Height:
0.070 inches nominal
Grip Diameter:
0.311 inches minimum and 0.312 inches maximum
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.312 inches
Grip Length:
1.115 inches minimum and 1.135 inches maximum
Thready Qty Per Inch (tpi):
24
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Material:
Steel overall
Surface Treatment:
Cadmium overall
Surface Treatment Specification:
Qq-p-416,ty ii,cl 3 fed spec single treatment response overall
Thread Series Designator:
Unjf
Specification Data:
80205-nas1581 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 24
Material Steel
Length 1-41/64

Additional Information

SKU / Model: NAS1581F5T18
NSN: 5305-01-318-5301
FSC: Screws / 5305
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.8085
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1581F5T18_Military-Fasteners-com.pdf
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