5305-01-649-9927

Find complete technical information, availability, and procurement data for: 5305-01-649-9927
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-649-9927

Item Name Code

18257

Assigment Date

11/18/2015 (10 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

1.250 inches nominal thread length, 1.400 inches minimum and 1.438 inches maximum fastener length, hexagon head style, 2a thread class, right-hand thread direction

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: 1.250 inches nominal
Fastener Length: 1.400 inches minimum and 1.438 inches maximum
Head Style: hexagon
Head Height: 0.172 inches nominal
Width Between Flats: 0.438 inches nominal
End Item Identification: 1055-01-536-7106
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Material: steel comp 429 overall
Surface Treatment: zinc overall
Thread Series Designator: unc

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
AES01C250A25WA6DG1	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-649-9927?

The FSCG of the NSN 5305-01-649-9927 is 5305

Does the NSN 5305-01-649-9927 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-649-9927 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 5305-01-649-9927 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-649-9927 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 5305-01-649-9927 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Wed, Nov 18, 2015