Model: 8642X

Compressor Piston

Special Features:

3 compression and 1 oil rings

Properties:

Head Style
Hump
Overall Height
4.875 inches
Diameter
5.250 inches
Oil Passage Type
Hole
Bushing Hole Diameter
0.625 inches
Surface Finish
Finished
Finished Size Designation
Standard
Skirt Type
Solid
Skirt Bottom Cutaway Feature
Not included
Ring Groove Quantity
4
Ring Groove Position
No.1, no.2, no.3
Ring Groove Width
0.125 inches
Ring Groove Diameter
4.813 inches
Oil Groove
Included
Distance From Pin Hole Center To Extreme Top
4.000 inches
Pin Hole Bushing
Included
Distance Between Pin Bosses
1.781 inches
Retaining Ring Groove
Not included
Pin
Included
Pin Type For Which Designed
Locked
Ring
Included
Integral Connecting Rod
Not included
Material
Aluminum alloy
Material
Aluminum alloy
NSN
4310-00-871-2178
Part Number
8642X
Description
Piston,compressor
CAGE
49576

A cylindrical piece which moves or reciprocates in a cylinder to compress air or gas from an initial intake pressure to a higher discharge pressure. May include integral connecting rod.

Part 8642X NSN 4310-00-871-2178

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22220
FIIG:
T103-G
Concept No.:
App. Key:
GA
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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
3.6000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8414909000
  • SITC: 74380
  • End Use: Industrial engines
  • NAICS: 333912
  • USDA: 1

Freight Class: Parts of air or vacuum pumps, nesoi

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