NAS1155-21

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Description:

Fastener Length: 1-11/16", Thread: 1/4-24, Thread Length: 25/64"

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NAS1155-21 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.350 inches minimum and 0.400 inches maximum
Fastener Length:
1.672 inches minimum and 1.702 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.577 inches minimum and 0.635 inches maximum
Grip Diameter:
0.3110 inches minimum and 0.3120 inches maximum
Thread Diameter:
0.312 inches
Grip Length:
1.302 inches minimum and 1.322 inches maximum
Thready Qty Per Inch (tpi):
24
Min. Tensile Strength (psi):
160000 pounds per square inch
Countersink Angle:
100.0 degrees nominal
Surface Finish:
32.0 microinches overall
Material:
Steel comp 4140 overall
Material Specification:
Mil-s-5626,cond 4340 mil spec single material response overall
Surface Treatment:
Cadmium overall
Surface Treatment Specification:
Qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Thread Series Designator:
Unjf
Specification Data:
80205-nas1155 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 24
Material Steel
Length 1-11/16

Additional Information

SKU / Model: NAS115521
NSN: 5305-01-017-9659
FSC: Screws / 5305
Product Series: NAS1155
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10 EA
Schedule B: 7318.15.6080
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1155-21_Military-Fasteners-com.pdf
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More NAS1155 machine screws

NAS1155-9

Fastener Length: 15/16", Thread: 1/4-24, Thread Length: 25/64"

NAS1155-8

Fastener Length: 7/8", Thread: 1/4-24, Thread Length: 25/64"

NAS1155-6

Fastener Length: 3/4", Thread: 1/4-24, Thread Length: 25/64"

NAS1155-5

Fastener Length: 5/8", Thread: 2-24, Thread Length: 5/16"

NAS1155-20

Fastener Length: 1-5/8", Thread Length: 25/64"

NAS1155-15

Fastener Length: 1-5/16", Thread: 1/4-24, Thread Length: 3/8"

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