A554-272RAPCALL

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-833-7664

Item Name Code

04522

Assigment Date

01/01/1962 (64 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.

7.745 inches minimum and 7.749 inches maximum outside diameter, 0.120 inches minimum and 0.130 inches maximum cross-sectional thickness, one side v cut 0.062 in. deep 12 places equally spaced special features, 7.471 inches minimum and 7.475 inches maximum aperture diameter, solid single or composition 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: solid single or composition
Outside Diameter: 7.745 inches minimum and 7.749 inches maximum
Aperture Diameter: 7.471 inches minimum and 7.475 inches maximum
Cross-Sectional Thickness: 0.120 inches minimum and 0.130 inches maximum
Special Features: one side v cut 0.062 in. deep 12 places equally spaced
Material: plastic polytetrafluoroethylene 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
A554-272	Gasket
A554-272RAPCALL	Gasket
H554-1RBPC35	Gasket

FAQs

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

What is the FSCG of the NSN 5330-00-833-7664?

The FSCG of the NSN 5330-00-833-7664 is 5330

Does NSN 5330-00-833-7664 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 5330-00-833-7664 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-833-7664 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 5330-00-833-7664 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962