5305-01-406-5541

Find complete technical information, availability, and procurement data for: 5305-01-406-5541
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-406-5541

Item Name Code

18257

Assigment Date

01/06/1995 (31 years ago)

A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see stud (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see nut (as modified); use maximum dimensions(s) for compliance.

2a thread class, hexagon head style, 1.500 inches nominal thread length, right-hand thread direction, 2.500 inches nominal fastener length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 1.500 inches nominal
Fastener Length: 2.500 inches nominal
Head Style: hexagon
Head Height: 0.378 inches minimum and 0.403 inches maximum
Width Between Flats: 0.922 inches minimum and 0.938 inches maximum
Nominal Thread Diameter: 0.625 inches
Thread Quantity Per Inch: 11
Material: steel overall
Material Document And Classification: sae j429 gr5 assn std single material response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 5 grade

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
0.62511UNC2A2.500T1G5SEA	Hexagon Head Cap Screw
01070-0281ITEM08-07	Hexagon Head Cap Screw
01070-281ITEM8-7	Hexagon Head Cap Screw
M1222RN10C240GFNN	Hexagon Head Cap Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-01-406-5541?

The FSCG of the NSN 5305-01-406-5541 is 5305

Does the NSN 5305-01-406-5541 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-406-5541 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 5305-01-406-5541 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-406-5541 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 5305-01-406-5541 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Jan 6, 1995