Model: 2764-178PCP3

Piston Ring

Properties:

Cross Sectional Shape
Beveled face, double scraper
Ring Style
Concentric
Radial Wall Thickness
0.3440 inches
Overall Width
0.2500 inches
Standard Bore Diameter
4.000 inches
Joint Style
Vertical joint
Oil Passage Type And Quantity
1 groove outside periphery
Material
Iron
Fsc Application Data
Piston, centrifogal pump
NSN
4310-00-274-6630
Part Number
2764-178PCP3
Description
Ring,piston
CAGE

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.

Part 2764-178PCP3 NSN 4310-00-274-6630

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
11459
FIIG:
A08400
Concept No.:
App. Key:
A
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8414902095
  • SITC: 74380
  • End Use: Industrial engines
  • NAICS: 333912
  • USDA: 1

Freight Class: Parts nesoi, of compressors other than refrigerating and air conditioning compressors

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