5305-01-657-4896

Find complete technical information, availability, and procurement data for: 5305-01-657-4896
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-657-4896

Item Name Code

18257

Assigment Date

08/16/2016 (10 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

right-hand thread direction, 70.0 millimeters nominal fastener length, 70.0 millimeters nominal thread length, 12.28 millimeters minimum and 12.72 millimeters maximum head height, hexagon head style

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: 70.0 millimeters nominal
Fastener Length: 70.0 millimeters nominal
Head Style: hexagon
Head Height: 12.28 millimeters minimum and 12.72 millimeters maximum
Width Between Flats: 29.67 millimeters minimum and 30.00 millimeters maximum
End Item Identification: mrap - m-atv ui w/ogpk
Nominal Thread Diameter: 20.0 millimeters
Thread Pitch In Millimeters: 2.5
Part Name Assigned By Controlling Agency: screw, cap, hex, tab, m20 c10.9 mb
Color: black overall
Material: steel property class 10.9 overall
Material Document And Classification: astm f568m assn std single material response overall
Surface Treatment: phosphate zinc 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
3836191006	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-657-4896?

The FSCG of the NSN 5305-01-657-4896 is 5305

Does the NSN 5305-01-657-4896 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-657-4896 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 5305-01-657-4896 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-657-4896 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 5305-01-657-4896 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Tue, Aug 16, 2016