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Piston Ring NSN 4420-00-232-6985

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 4420-00-232-6985 NSN: 4420-00-232-6985

Features and Characteristics

Cross Sectional Shape
Plain rectangular, straight face
Ring Style
Concentric
Radial Wall Thickness
Between 0.3800 inches and 0.3900 inches
Overall Width
Between 0.2470 inches and 0.2490 inches
Standard Bore Diameter
12.000 inches
Bore Diameter Oversize
0.005 inches
Joint Style
Vertical joint
Special Features
Od of ring as compressed in cylinder
Material
Nickel
Material Specification
K68, koppers co inc mfr ref single material response
Test Data Document
13344-143925 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Fsc Application Data
Deaerating heater
FSC
4420 Heat Exchangers And Steam Condensers
NIIN
002326985
NSN
4420002326985

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
143925PC19
Cage Code:
13344
Status:
A
MSDS:
Part Number:
143925-19
Cage Code:
13344
Status:
A
MSDS:
Part Number:
143925
Cage Code:
13344
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 4420-00-232-6985
What are the manufacturers of nsn 4420002326985?
Does this nsn 4420002326985 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4420002326985
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 4420002326985 contain any precious metals?
Precious metal content is unknown.
Does nsn 4420002326985 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4420002326985?
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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