S723

View detailed technical data, stock status, and sourcing information for: S723
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-054-1414

Item Name Code

03797

Assigment Date

01/01/1961 (65 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.

steel material, 0.083 inches nominal material thickness, 1.995 inches minimum and 2.005 inches maximum outside diameter, concave style designator, 3.188 inches nominal radius

Product Characteristics

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

Radius: 3.188 inches nominal
Outside Diameter: 1.995 inches minimum and 2.005 inches maximum
Material Thickness: 0.083 inches nominal
Material: steel
Style Designator: concave

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2930-00-012-1333	No Name Available	03/31/1971
5340-00-144-6737	No Name Available	02/01/1988
5340-00-371-5581	No Name Available	10/01/1975
5340-00-515-1713	No Name Available	10/01/1975
5340-01-184-6080	No Name Available	07/01/1992

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
103898	Expansion Plug
12F200	Expansion Plug
204K420	Expansion Plug
23139V	Expansion Plug
47297	Expansion Plug
517-0027	Expansion Plug
517-27	Expansion Plug
5340000541414	Expansion Plug
541414	Expansion Plug
63556R1	Expansion Plug
A52420-15	Expansion Plug
BE733A	Expansion Plug
MS35648-15	Expansion Plug
S723	Expansion Plug

FAQs

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

What is the FSCG of the NSN 5340-00-054-1414?

The FSCG of the NSN 5340-00-054-1414 is 5340

Does the NSN 5340-00-054-1414 have a Schedule B code assigned?

Yes, the Schedule B code is 8402900090

Does NSN 5340-00-054-1414 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 5340-00-054-1414 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-00-054-1414 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 5340-00-054-1414 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961