5305-01-503-2899

Find complete technical information, availability, and procurement data for: 5305-01-503-2899
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-503-2899

Item Name Code

18257

Assigment Date

12/11/2002 (23 years ago)

Two or more different sizes and/or types of gaskets and preformed packing, grouped together in a single package and intended for individual repeated replacement and/or general use. For items intended for one time replacement in the repair of pumps, valves, engines, compressors, and the like, see gasket and preformed packing set; for items containing gaskets, preformed packing, and additional items such as washers and seals, see parts kit (as modified).

1.750 inches nominal fastener length, 1.750 inches nominal thread 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: 1.750 inches nominal
Fastener Length: 1.750 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
End Item Identification: hardware
Nominal Thread Diameter: 0.625 inches
Thread Quantity Per Inch: 11
Special Features: uncoated,self-locking
Material: steel overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type

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
0.62511UNC2A1.750T1G5SEB	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-503-2899?

The FSCG of the NSN 5305-01-503-2899 is 5305

Does the NSN 5305-01-503-2899 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-503-2899 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 5305-01-503-2899 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-503-2899 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 5305-01-503-2899 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Wed, Dec 11, 2002