A-A-52420-16

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-054-1416

Item Name Code

03797

Assigment Date

01/01/1963 (63 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.

66, 1006 thru 1022 fed std single material response material document and classification, 1.546 inches minimum and 1.578 inches maximum radius, 0.078 inches minimum and 0.088 inches maximum material thickness, steel material, 2.245 inches minimum and 2.255 inches maximum outside diameter

Product Characteristics

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

Radius: 1.546 inches minimum and 1.578 inches maximum
Outside Diameter: 2.245 inches minimum and 2.255 inches maximum
Material Thickness: 0.078 inches minimum and 0.088 inches maximum
Material: steel
Material Document And Classification: 66, 1006 thru 1022 fed 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Below is a list of NSNs that have been officially superseded by this NSN: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
5340-00-054-1541	No Name Available	01/01/1960
5340-00-237-8319	No Name Available	01/01/1960
5340-00-545-4289	No Name Available	06/27/1974
5340-00-598-5110	No Name Available	01/01/1960
5340-00-687-5562	No Name Available	01/01/1960
2520-00-875-6270	No Name Available	06/18/1974

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
019-34	Expansion Plug
172598	Expansion Plug
21826H	Expansion Plug
7WP11A	Expansion Plug
A-A-52420-16	Expansion Plug
A52420-16	Expansion Plug
MS35648-16	Expansion Plug
SN15W	Expansion Plug

FAQs

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

What is the FSCG of the NSN 5340-00-054-1416?

The FSCG of the NSN 5340-00-054-1416 is 5340

Does the NSN 5340-00-054-1416 have a Schedule B code assigned?

Yes, the Schedule B code is 8402900090

Does NSN 5340-00-054-1416 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 5340-00-054-1416 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-054-1416 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 5340-00-054-1416 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963