BS51338

View detailed technical data, stock status, and sourcing information for: BS51338
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-270-8552

Item Name Code

11251

Assigment Date

01/01/1963 (63 years ago)

An item, usually made of metal, having a finished cap with spring tension prongs on the underside, or spring wire fitted into the sides of the walls. When inserted in punched or drilled holes in metal sheets or tubes, the expanding action of the prongs or spring wire holds the item securely in place. It is specifically designed to close a hole; to cover a hole through which passes a shaft, cable, or the like; or to provide a perforated cover for a vent or breather hole. Excludes:fastener, spring tension, trim.

0.500 inches nominal hole accommodation diameter, 0.625 inches nominal head outside diameter, 0.344 inches nominal overall height, 0.062 inches nominal head height, 0.093 inches minimum and 0.125 inches maximum material accommodated thickness

Product Characteristics

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

Head Height: 0.062 inches nominal
Overall Height: 0.344 inches nominal
Head Outside Diameter: 0.625 inches nominal
Material Accommodated Thickness: 0.093 inches minimum and 0.125 inches maximum
Hole Accommodation Diameter: 0.500 inches nominal
Prong Outside Diameter: 0.531 inches nominal
Prong Quantity: 6
Material: copper alloy
Surface Treatment: paint
Style Designator: standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6110-00-103-9372	No Name Available	01/13/1971
5340-00-682-7509	No Name Available	12/12/1971

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
51-320	Plug Button
7005269-1	Plug Button
BACP20B63B	Plug Button
BS51338	Plug Button

FAQs

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

What is the FSCG of the NSN 5340-00-270-8552?

The FSCG of the NSN 5340-00-270-8552 is 5340

Does the NSN 5340-00-270-8552 have a Schedule B code assigned?

Yes, the Schedule B code is 7326190000

Does NSN 5340-00-270-8552 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 5340-00-270-8552 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-270-8552 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 5340-00-270-8552 was assigned to the Federal Catalog?

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