2805-00-354-7735

Find complete technical information, availability, and procurement data for: 2805-00-354-7735
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2805 Except Aircraft; and Components Gasoline Reciprocating Engines

National Stock Number

2805-00-354-7735

Item Name Code

11459

Assigment Date

01/01/1963 (63 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.

concentric ring style, 4.375 inches standard bore diameter, 0.1500 inches nominal radial wall thickness, inside counterbore, straight face cross-sectional shape style, 0.0930 inches nominal 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: inside counterbore, straight face
Ring Style: concentric
Radial Wall Thickness: 0.1500 inches nominal
Overall Width: 0.0930 inches nominal
Standard Bore Diameter: 4.375 inches
Joint Style: vertical joint
Material: iron overall
Surface Treatment: chromium 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
59640	Piston Ring

FAQs

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

What is the FSCG of the NSN 2805-00-354-7735?

The FSCG of the NSN 2805-00-354-7735 is 2805

Does the NSN 2805-00-354-7735 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-354-7735 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 2805-00-354-7735 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-354-7735 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 2805-00-354-7735 was assigned to the Federal Catalog?

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