Model: T427A316

Piston Ring

Properties:

Cross Sectional Shape
Convex face, double scraper, ventilated oil control
Ring Style
Concentric
Radial Wall Thickness
0.1790 inches
Overall Width
Between 0.2485 inches and 0.2490 inches
Standard Bore Diameter
4.312 inches
Joint Style
Vertical joint
Oil Passage Type And Quantity
1 groove inside periphery
Oil Passage Type And Quantity
8 slot horizontally through ring
Material
Iron
Material Specification
77220, 72421 ws 85-2 mfr ref single material response
Surface Treatment
Any acceptable
NSN
2805-00-277-2964
Part Number
T427A316
Description
Ring,piston
CAGE
14351

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 T427A316 NSN 2805-00-277-2964

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
126700
UFC:
64230
LTL:
85.0
LCL:
85.0
WCC:
593
TCC:
Z
SHC:
5
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8409918000
  • SITC: 71391
  • End Use: Industrial engines
  • NAICS: 333618
  • USDA: 1

Freight Class: Parts for spark-ignition internal combustion piston engines, nesoi

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