NAS1974C4T

Close Tolerance Screw

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Description:

Fastener Length: 11/16", Thread: 1/4-28, Thread Length: 7/16

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NAS1974C4T Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.410 inches minimum and 0.440 inches maximum
Fastener Length:
0.660 inches minimum and 0.690 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:
0.240 inches minimum and 0.260 inches maximum
Thready Qty Per Inch (tpi):
28
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency:
Screw
Material:
Iron alloy 660 overall
Surface Treatment:
Passivate overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Iron
Length 11/16

Additional Information

SKU / Model: NAS1974C4T
NSN: 5305-01-516-5399
FSC: Screws / 5305
Product Series: NAS1974C
Pack Weight (Approx.) 0.057 lb
Minimum Qty (MOQ): 5
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1974C4T_Military-Fasteners-com.pdf
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More NAS1974C close tolerance screws

NAS1974C7T

$4.74 Each, Flat head

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