5305-01-657-5139

Find complete technical information, availability, and procurement data for: 5305-01-657-5139
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-657-5139

Item Name Code

18257

Assigment Date

08/17/2016 (9 years ago)

A grouping of two or more physically connected or related electrical an/or electronic parts capable of dissassemblage. Each component of the assemblage must be capable of functioning in accordance with its own item name. Consists of a single printed circuit board or terminal board upon which are mounted separately manufactured electronic components such as capacitors, inductors, resistors, and the like. It may also include printed electronic components. The item is generally part of a subassembly and cannot be assigned a more definite item name. For items having a complete individual electrical/electronic function, use applicable item name such as amplifier (as modified); power supply; or the like. For items not having a complete individual electrical/electronic function, see applicable subassembly name, such as amplifier subassembly; power supply subassembly; or the like. For an assembly of electrical/electronic components mounted on other than a single printed wiring board, see electronic components assembly. Excludes:printed circuit board

25.0 millimeters nominal fastener length, 22.0 millimeters nominal thread length, chamfer flange head style, 8.1 millimeters maximum head height, 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 Direction: right-hand
Thread Length: 22.0 millimeters nominal
Fastener Length: 25.0 millimeters nominal
Head Style: chamfer flange
Head Height: 8.1 millimeters maximum
Width Between Flats: 12.73 millimeters minimum and 13.00 millimeters maximum
Extended Washer Diameter: 18.0 millimeters minimum
End Item Identification: mrap - m-atv ui w/ogpk
Nominal Thread Diameter: 8.0 millimeters
Thread Pitch In Millimeters: 1.25
Part Name Assigned By Controlling Agency: screw, flange, hex, tab, m8 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
3836194003	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-657-5139?

The FSCG of the NSN 5305-01-657-5139 is 5305

Does the NSN 5305-01-657-5139 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-657-5139 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 5305-01-657-5139 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-657-5139 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 5305-01-657-5139 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Wed, Aug 17, 2016