2815-00-273-0597

Find complete technical information, availability, and procurement data for: 2815-00-273-0597
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-273-0597

Item Name Code

11459

Assigment Date

01/01/1961 (65 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.

half round pinhole at joint pin hole style, 0.1860 inches minimum and 0.1865 inches maximum overall width, beveled face, double scraper, ventilated oil control cross-sectional shape style, 0.1650 inches minimum and 0.1750 inches maximum radial wall thickness, concentric ring 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: beveled face, double scraper, ventilated oil control
Ring Style: concentric
Radial Wall Thickness: 0.1650 inches minimum and 0.1750 inches maximum
Overall Width: 0.1860 inches minimum and 0.1865 inches maximum
Pin Hole Style: half round pinhole at joint
Pin Hole Slot Length: 0.125 inches nominal
Ring Width Pin Hole Depth: 0.106 inches minimum and 0.108 inches maximum
Standard Bore Diameter: 4.000 inches
Joint Style: vertical joint
Oil Passage Type And Quantity: 1 groove and 6 slot outside periphery
Material: iron 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
65997	Piston Ring
A65997	Piston Ring

FAQs

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

What is the FSCG of the NSN 2815-00-273-0597?

The FSCG of the NSN 2815-00-273-0597 is 2815

Does the NSN 2815-00-273-0597 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-273-0597 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 2815-00-273-0597 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-273-0597 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 2815-00-273-0597 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961