5340-01-273-4380

Find complete technical information, availability, and procurement data for: 5340-01-273-4380
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-273-4380

Item Name Code

20251

Assigment Date

02/25/1988 (38 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

unthreaded hole mounting facility, 1 first surface hole quantity, 0.625 inches nominal overall width, 0.375 inches nominal first surface hole size, 4.020 inches nominal overall length

Product Characteristics

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

Overall Length: 4.020 inches nominal
Overall Width: 0.625 inches nominal
Mounting Facility: unthreaded hole
First Surface Hole Quantity: 1
First Surface Hole Size: 0.375 inches nominal
Height: 2.450 inches nominal
Material: steel corrosion resisting overall

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
413-10527-1	Catch Strike

FAQs

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

What is the FSCG of the NSN 5340-01-273-4380?

The FSCG of the NSN 5340-01-273-4380 is 5340

Does the NSN 5340-01-273-4380 have a Schedule B code assigned?

Yes, the Schedule B code is 8302497500

Does NSN 5340-01-273-4380 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5340-01-273-4380 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-273-4380 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 5340-01-273-4380 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Feb 25, 1988