2941-A

View detailed technical data, stock status, and sourcing information for: 2941-A
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4310 Compressors and Vacuum Pumps

National Stock Number

4310-00-024-4981

Item Name Code

11459

Assigment Date

10/12/1972 (53 years ago)

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes:packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

0.0700 inches nominal radial wall thickness, plain rectangular, straight face cross-sectional shape style, 1.555 inches standard bore diameter, concentric ring style, 0.1233 inches minimum and 0.1255 inches maximum overall width

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: plain rectangular, straight face
Ring Style: concentric
Radial Wall Thickness: 0.0700 inches nominal
Overall Width: 0.1233 inches minimum and 0.1255 inches maximum
Standard Bore Diameter: 1.555 inches
Joint Style: interlocking joint
Material: copper alloy 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
2941-A	Piston Ring
902941	Piston Ring
925621	Piston Ring

FAQs

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

What is the FSCG of the NSN 4310-00-024-4981?

The FSCG of the NSN 4310-00-024-4981 is 4310

Does the NSN 4310-00-024-4981 have a Schedule B code assigned?

Yes, the Schedule B code is 8414902095

Does NSN 4310-00-024-4981 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 4310-00-024-4981 contain precious materials?

Precious metal content is unknown

Does NSN 4310-00-024-4981 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 4310-00-024-4981 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Thu, Oct 12, 1972