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5305-01-148-7731

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-148-7731
(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
03/11/1983 (43 years ago)

0.460 inches nominal fastener length, 0.250 inches nominal thread length, 3a thread class, right-hand thread direction, flat chamfer head style

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.250 inches nominal

Fastener Length

0.460 inches nominal

Head Style

flat chamfer

Head Diameter

0.140 inches nominal

Head Height

0.085 inches nominal

Internal Drive Style

hexagon

Nominal Thread Diameter

0.086 inches

Width Across Flats

0.060 inches nominal

Thread Quantity Per Inch

56

Minimum Tensile Strength

180000 pounds per square inch

Hardness Rating

38.0 rockwell c minimum and 45.0 rockwell c maximum overall

Minimum Yield Strength

155000 pounds per square inch

Material

steel overall

Surface Treatment

cadmium and chromate overall

Thread Series Designator

unrc

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
10177004 Socket Head Cap Screw
588.10-400000-020 Socket Head Cap Screw
639AS4722 Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-148-7731?
The FSCG of the NSN 5305-01-148-7731 is 5305
Does the NSN 5305-01-148-7731 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-148-7731 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 5305-01-148-7731 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-148-7731 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 5305-01-148-7731 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Fri, Mar 11, 1983