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Piston Ring NSN 1620-00-554-5568

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 1620-00-554-5568 NSN: 1620-00-554-5568

Features and Characteristics

Cross Sectional Shape
Plain rectangular, straight face
Ring Style
Concentric
Radial Wall Thickness
Between 0.1170 inches and 0.1270 inches
Overall Width
Between 0.1230 inches and 0.1240 inches
Standard Bore Diameter
2.755 inches
Joint Style
Vertical joint
Material
Copper alloy qq-c-450, fscm 81348
Fsc Application Data
Landing gear, aircraft
FSC
1620 Aircraft Landing Gear Components
NIIN
005545568
NSN
1620005545568

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
578613-1
Cage Code:
17576
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8803200060
  • NAICS: 336413
  • SITC: 79293
  • Description: Undercarriages and parts thereof, for use in military aircraft
  • End Use (Code 50070):
    Parts for military-type goods

Q & A

Frequently asked questions for NSN 1620-00-554-5568
What are the manufacturers of nsn 1620005545568?
Does this nsn 1620005545568 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1620005545568
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 1620005545568 contain any precious metals?
No precious metal content.
Does nsn 1620005545568 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1620005545568?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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