1A3337

View detailed technical data, stock status, and sourcing information for: 1A3337
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-054-1542

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 comp 1010 material, 0.083 inches nominal material thickness, 2.000 inches nominal outside diameter, 3.188 inches nominal radius, astm a108 assn std single material response material document and classification

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: 2.000 inches nominal
Material Thickness: 0.083 inches nominal
Material: steel comp 1010
Material Document And Classification: astm a108 assn std single material response
Style Designator: concave

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2530-00-632-1586	No Name Available	01/01/1963

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
17562D	Expansion Plug
1A3337	Expansion Plug
231339V	Expansion Plug
A1412	Expansion Plug
B3337	Expansion Plug
D34211	Expansion Plug
M1841A	Expansion Plug
RE148	Expansion Plug

FAQs

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

What is the FSCG of the NSN 5340-00-054-1542?

The FSCG of the NSN 5340-00-054-1542 is 5340

Does the NSN 5340-00-054-1542 have a Schedule B code assigned?

Yes, the Schedule B code is 8402900090

Does NSN 5340-00-054-1542 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 5340-00-054-1542 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-00-054-1542 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 5340-00-054-1542 was assigned to the Federal Catalog?

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