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Piston Ring NSN 2810-00-287-8372

Item Description

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.

NSN 2810-00-287-8372 NSN: 2810-00-287-8372

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Features and Characteristics

Cross Sectional Shape
Convex face, double scraper, ventilated oil control
Ring Style
Concentric
Radial Wall Thickness
Between 0.2050 inches and 0.2150 inches
Overall Width
0.1550 inches
Pin Hole Style
Round pinhole at joint
Pinhole Diameter
0.031 inches
Standard Bore Diameter
5.000 inches
Joint Style
Vertical joint
Oil Passage Type And Quantity
1 hole bottom
Distance From Pin Hole Center To Edge
0.077 inches
Material
Iron
Material Specification
Ams7310 assn standard single material response
Fsc Application Data
Reciprocating engine, aircraft
FSC
2810 Aircraft Prime Mover; And Components Gasoline Reciprocating Engines
NIIN
002878372
NSN
2810002878372

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
536939
Cage Code:
28839
Status:
A
MSDS:
Part Number:
CF2898
Cage Code:
45225
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8409100080
  • NAICS: 336412
  • SITC: 71319
  • Description: Parts for spark-ignition or compression-ignition internal combustion piston engines for use in aircraft except civil
  • End Use (Code 50020):
    Engines and turbines for military aircraft

Q & A

Frequently asked questions for NSN 2810-00-287-8372
What are the manufacturers of nsn 2810002878372?
Does this nsn 2810002878372 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2810002878372
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.
Does nsn 2810002878372 contain any precious metals?
No precious metal content.
Does nsn 2810002878372 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2810002878372?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
11459
FIIG:
A08400
App. Key:
A
Cond. Code:
2
Status:
A

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