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5305-01-160-4526

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-160-4526
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
16282
(FIIG) Federal Item Identification Guide
A003B0
Date
08/23/1983 (43 years ago)

1.940 inches minimum and 2.000 inches maximum fastener length, right-hand thread direction, 1.375 inches minimum thread length, flat chamfer head style, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

1.375 inches minimum

Fastener Length

1.940 inches minimum and 2.000 inches maximum

Head Style

flat chamfer

Head Diameter

0.642 inches minimum and 0.656 inches maximum

Head Height

0.430 inches minimum and 0.437 inches maximum

Internal Drive Style

hexagon

Nominal Thread Diameter

0.438 inches

Width Across Flats

0.375 inches minimum and 0.379 inches maximum

Thread Quantity Per Inch

20

Minimum Tensile Strength

170000 pounds per square inch

Hardness Rating

38.0 rockwell c minimum and 45.0 rockwell c maximum overall

Minimum Yield Strength

150000 pounds per square inch

Color

black overall

Material

steel overall

Surface Treatment

oxide overall

Surface Treatment Document And Classification

mil-c-13924 cl 1 mil spec single treatment response overall

Thread Series Designator

unrf

Specification/Standard Data

80205-nas1351 professional/industrial association standard

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0016282

Related Hardware Products

Part Number Description
NAS1351-7-32 Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-160-4526?
The FSCG of the NSN 5305-01-160-4526 is 5305
Does the NSN 5305-01-160-4526 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-160-4526 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-01-160-4526 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-160-4526 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-01-160-4526 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Tue, Aug 23, 1983