Model: 272903

Internal Combustion Engine Piston

Properties:

Head Style
Concave
Overall Height
4.320 inches
Diameter
5.722 inches
Oil Passage Type
Hole and slot
Pinhole Diameter
1.3730 inches
Surface Finish
Finished
Finished Size Designation
Standard
Skirt Type
Solid
Cut Depth
0.191 inches
Skirt Bottom Cutaway Feature
Included
Ring Groove Quantity
5
Ring Groove Position
Number 1, number 2, number 3, number 4, and number 5
Ring Groove Width
10.1300 inches and 0.0990 inches and 0.0970 inches and 0.2220 inches and 0.1290 inches
Groove Taper Angle
15 degree including angle, 8 degree including angle
Ring Groove Diameter
5.169 inches and 5.192 inches and 5.192 inches and 5.207 inches and 5.296 inches
Ring Groove Position Below Piston Pin
Number 5 ring groove located below piston pin hole
Ring Groove Position Below Piston Pin
Number 1, number 2, number 3, number 4, and number 5 all rings
Oil Groove
Not included
Distance From Pin Hole Center To Extreme Top
2.348 inches
Pin Hole Bushing
Not included
Distance Between Pin Bosses
2.550 inches
Retaining Ring Groove
Not included
Pin
Not included
Pin Type For Which Designed
Floating
Ring
Not included
Carbon Groove
Not included
Material
Aluminum
Material
Aluminum
Surface Treatment
Tin
Surface Treatment
Tin plated
Weight
77.920 ounces
Fsc Application Data
Engine, aircraft, reciprocating
NSN
2810-00-508-7015
Part Number
272903
Description
Piston,internal Combustion Engine
CAGE
00198

Part 272903 NSN 2810-00-508-7015

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16509
FIIG:
T267-C
Concept No.:
1
App. Key:
CA
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
85.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8409100080
  • SITC: 71319
  • End Use: Engines and turbines for military aircraft
  • NAICS: 336412
  • USDA: 1

Freight Class: Parts for spark-ignition or compression-ignition internal combustion piston engines for use in aircraft except civil

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