NAS1154-38

Screw

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Description:

Fastener Length: 2-45/64", Thread: 1/4-28, Thread Length: 21/64"

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NAS1154-38 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.301 inches minimum and 0.331 inches maximum
Fastener Length:
2.676 inches minimum and 2.706 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.449 inches nominal
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.250 inches
Grip Length:
2.365 inches minimum and 2.385 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
Part Name Assigned By Controlling Agency:
Screw
Material:
Steel comp 4140 overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 2-45/64

Additional Information

SKU / Model: NAS115438
NSN: 5305-01-509-3755
FSC: Screws / 5305
Product Series: NAS1154
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 1 EA
Schedule B: 7318.15.6080
ECCN: 9A991
Download PDF Version
NAS1154-38_Military-Fasteners-com.pdf
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