AS8791A

View detailed technical data, stock status, and sourcing information for: AS8791A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-347-0644

Item Name Code

13706

Assigment Date

10/14/1991 (34 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

2.715 inches nominal peripheral diameter, 2.377 inches nominal center hole diameter, 0.072 inches minimum and 0.074 inches maximum cross-sectional height, butt one side joint type, square/rectangular cross-sectional shape style

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: square/rectangular
Cross-Sectional Height: 0.072 inches minimum and 0.074 inches maximum
Center Hole Diameter: 2.377 inches nominal
Peripheral Diameter: 2.715 inches nominal
Joint Type: butt one side
Material: plastic polytetrafluoroethylene overall
Material Document And Classification: mil-r-8791 mil spec single material response 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
AS8791A	Packing Retainer
MS28773-32	Packing Retainer

FAQs

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

What is the FSCG of the NSN 5330-01-347-0644?

The FSCG of the NSN 5330-01-347-0644 is 5330

Does the NSN 5330-01-347-0644 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-01-347-0644 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 5330-01-347-0644 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-01-347-0644 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 5330-01-347-0644 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Mon, Oct 14, 1991