Model: 4820-23

Linear-rotary Motion Roller

Properties:

Casehardening Indicator
Not casehardened
Outside Diameter
Between 1.242 inches and 1.248 inches
Bore Length
2.250 inches
End Application
Mrap - common nsn - used on 3 mrap variants and 10 other weapon systems, 2330014586865: semitrailer, low bed
End Application
Mrap - common nsn - used on 3 mrap variants and 10 other weapon systems, 2330014586865: semitrailer, low bed; mrap buffalo mk2a2
Face Width
1.312 inches
Hub Diameter
Between 0.740 inches and 0.745 inches
Chamfer/radius Of Outside Corner
0.062 in.Radius both corners
Part Name Assigned By Controlling Agency
Roller, brk shoe
Material
Steel
Material
Steel
Surface Treatment
Phosphate
NSN
3120-00-322-6430
Part Number
4820-23
Description
Roller,linear-rotary Motion
CAGE
12472

A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes bearing, roller, cylindrical; roller, electrical switch; and friction bearings. See also cam follower, needle bearing.

Part 4820-23 NSN 3120-00-322-6430

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
28215
FIIG:
T267-K
Concept No.:
App. Key:
KA
Cond. Code:
1
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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
2.2 X 1.3 X 0.0
Paclk Weight:
0.6000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8710000090
  • SITC: 89111
  • End Use: Military trucks, armored vehicles, etc.
  • NAICS: 336992
  • USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons

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