5340-01-257-1821

Find complete technical information, availability, and procurement data for: 5340-01-257-1821
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5340-01-257-1821 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-257-1821

Item Name Code

67806

Assigment Date

06/13/1987 (39 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.

4.310 inches nominal overall height, 4.310 inches nominal overall length, 1.500 inches nominal distance between mounting facility centers, 1.060 inches nominal overall width, 0.172 inches minimum and 0.204 inches maximum hole diameter

Product Characteristics

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

Hole Diameter: 0.172 inches minimum and 0.204 inches maximum
Overall Length: 4.310 inches nominal
Overall Height: 4.310 inches nominal
Overall Width: 1.060 inches nominal
Distance Between Mounting Facility Centers: 1.500 inches nominal
Special Features: corner bumper; 4 holes; ends are tapered and rounded; 1.312 in. thk at corner
Color: gray/grey
Material: rubber

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
7490A13H01	Bumper

FAQs

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

What is the FSCG of the NSN 5340-01-257-1821?

The FSCG of the NSN 5340-01-257-1821 is 5340

Does NSN 5340-01-257-1821 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 5340-01-257-1821 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-257-1821 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 5340-01-257-1821 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Jun 13, 1987