2805-00-782-7817

Find complete technical information, availability, and procurement data for: 2805-00-782-7817

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2805-00-782-7817
Federal Supply Group
Engines, Turbines, and Components
National Stock Number
2805-00-782-7817
Item Name Code
11459
Assigment Date
01/01/1960 (66 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.

0.3750 inches minimum and 0.3950 inches maximum radial wall thickness, 19.750 inches standard bore diameter, 0.4950 inches minimum and 0.4960 inches maximum overall width, plain rectangular, straight face cross-sectional shape style, 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
plain rectangular, straight face
Ring Style
concentric
Radial Wall Thickness
0.3750 inches minimum and 0.3950 inches maximum
Overall Width
0.4950 inches minimum and 0.4960 inches maximum
Standard Bore Diameter
19.750 inches
Joint Style
step joint
Material
iron overall
Fsc Application Data
turbine,gas

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
310608-1 Piston Ring
R18407 Piston Ring

FAQs

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

What is the FSCG of the NSN 2805-00-782-7817?
The FSCG of the NSN 2805-00-782-7817 is 2805
Does the NSN 2805-00-782-7817 have a Schedule B code assigned?
Yes, the Schedule B code is 8409918000
Does NSN 2805-00-782-7817 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 2805-00-782-7817 contain precious materials?
Precious metal content is unknown
Does NSN 2805-00-782-7817 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 2805-00-782-7817 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

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