5305-01-657-9645

Find complete technical information, availability, and procurement data for: 5305-01-657-9645
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-657-9645

Item Name Code

18257

Assigment Date

09/07/2016 (9 years ago)

2a thread class, 2.25 inches nominal fastener length, chamfer flange head style, 0.88 inches nominal thread length, 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: 0.88 inches nominal
Fastener Length: 2.25 inches nominal
Head Style: chamfer flange
Head Height: 0.32 inches nominal
Width Between Flats: 0.489 inches minimum and 0.500 inches maximum
Extended Washer Diameter: 0.68 inches maximum
End Item Identification: mrap m-atv ui
Nominal Thread Diameter: 0.3125 inches
Thread Quantity Per Inch: 18
Part Name Assigned By Controlling Agency: scr,flg hex, tab g8 mb
Color: black overall
Material: steel overall
Surface Treatment: phosphate 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
3970536035	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-657-9645?

The FSCG of the NSN 5305-01-657-9645 is 5305

Does the NSN 5305-01-657-9645 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-657-9645 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 5305-01-657-9645 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-657-9645 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 5305-01-657-9645 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Wed, Sep 7, 2016