A7280

View detailed technical data, stock status, and sourcing information for: A7280
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-354-3756

Item Name Code

04522

Assigment Date

01/01/1963 (63 years ago)

A circular metal item specifically designed to be attached to the engine crankshaft. Its primary function is to counteract variable torque and reduce the fluctuations of an internal combustion engine, during changes of speed. It may have a ring gear, cooling fan, permanent magnets, and/or the like. Excludes:engine crankshaft dampers.

0.062 inches minimum and 0.077 inches maximum cross-sectional thickness, 1.500 inches nominal aperture diameter, 2.281 inches nominal outside diameter, solid single or composition cross-sectional shape style, rubber butadiene-acrylonitrile class nbr and cork overall material

Product Characteristics

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

Cross-Sectional Shape Style: solid single or composition
Outside Diameter: 2.281 inches nominal
Aperture Diameter: 1.500 inches nominal
Cross-Sectional Thickness: 0.062 inches minimum and 0.077 inches maximum
Material: rubber butadiene-acrylonitrile class nbr and cork overall
Material Document And Classification: mil-g-12803,+2243a mil spec all material responses overall
Style Designator: circular

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
A7280	Gasket
GPW6789	Gasket

FAQs

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

What is the FSCG of the NSN 5330-00-354-3756?

The FSCG of the NSN 5330-00-354-3756 is 5330

Does NSN 5330-00-354-3756 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 5330-00-354-3756 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-354-3756 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 5330-00-354-3756 was assigned to the Federal Catalog?

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