D27-131-01

View detailed technical data, stock status, and sourcing information for: D27-131-01
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-420-2773

Item Name Code

10849

Assigment Date

10/12/1995 (30 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 length must exceed 25 percent of the outside diameter or distance across peripheral flats. (when the length, outside diameter, and/or distance across peripheral flats are designated as a tolerance, the maximum dimension will be used to determine compliance.) it must have one or more internal steps (counterbores) and/or external steps on either or both bearing surfaces. Excludes:spacer, optical element. See also washer, recessed and washer, shouldered and recessed.

an/apg-181; b-2 special features, pacer dawn; model 1510 mhp end item identification

Product Characteristics

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

End Item Identification: pacer dawn; model 1510 mhp
Special Features: an/apg-181; b-2

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
D27-131-01	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-420-2773?

The FSCG of the NSN 2990-01-420-2773 is 2990

Does the NSN 2990-01-420-2773 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-01-420-2773 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 2990-01-420-2773 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-01-420-2773 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 2990-01-420-2773 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, Oct 12, 1995