5305-01-656-2500

Find complete technical information, availability, and procurement data for: 5305-01-656-2500
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-656-2500

Item Name Code

18257

Assigment Date

06/22/2016 (10 years ago)

A pliable rubber, felt, leather, or composition ring-shaped element, split or solid; with or without spring or spreader, having a metal shell on all or a portion of at least two of the outer surfaces. It may be designed to be either bolt mounted or pressmounted between fixed and moveable parts to form a tight and effective seal by the pressure of the spring or spreader or the resiliency inherent in the element material. Excludes:packing with retainer.

3.85 millimeters minimum and 4.15 millimeters maximum head height, 75.0 millimeters nominal fastener length, right-hand thread direction, hexagon head style, 18.0 millimeters nominal thread length

Product Characteristics

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

Thread Direction: right-hand
Thread Length: 18.0 millimeters nominal
Fastener Length: 75.0 millimeters nominal
Head Style: hexagon
Head Height: 3.85 millimeters minimum and 4.15 millimeters maximum
Width Between Flats: 9.78 millimeters minimum and 10.00 millimeters maximum
End Item Identification: 1025-01-445-0991
Nominal Thread Diameter: 6.0 millimeters
Thread Pitch In Millimeters: 1.0
External Thread Tolerance Class: 6g
Part Name Assigned By Controlling Agency: screw cap hex
Special Features: material grade 10.9
Material: steel overall
Surface Treatment: zinc and chromate overall
Thread Series Designator: m

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
AES07M06A075CG8A81	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-656-2500?

The FSCG of the NSN 5305-01-656-2500 is 5305

Does the NSN 5305-01-656-2500 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-656-2500 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 5305-01-656-2500 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-656-2500 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 5305-01-656-2500 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Wed, Jun 22, 2016