5340-00-431-8853

Find complete technical information, availability, and procurement data for: 5340-00-431-8853
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-431-8853

Item Name Code

20659

Assigment Date

05/07/1971 (55 years ago)

A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

1.000 inches nominal width, buckle fastener type, heat resistant and light resistant environmental protection, 30.000 inches nominal length, both w/attachments end type

Product Characteristics

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

Width: 1.000 inches nominal
Length: 30.000 inches nominal
Environmental Protection: heat resistant and light resistant
End Type: both w/attachments
Fastener Type: buckle
Buckle Material: unable to decode
Buckle Surface Treatment: unable to decode
Buckle Location: on end
Fastened Buckle Feature: included
Buckle Fastening Method: sewed
End Clip Material: unable to decode
End Clip Quantity: 1
Buckle Style Designator: spring activated
End Clip Style Designator: ball clip
Color: olive drab
Material: plastic polyhexamethylene adipamide
Material Document And Classification: mil-w-4088, type 17 mil spec single material response

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
7550588-8	Webbing Strap

FAQs

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

What is the FSCG of the NSN 5340-00-431-8853?

The FSCG of the NSN 5340-00-431-8853 is 5340

Does NSN 5340-00-431-8853 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 5340-00-431-8853 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-431-8853 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-00-431-8853 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, May 7, 1971