Model: MR-20-10

Needle Roller Bearing

Special Features:

Oil hole and oil groove in outer ring, mfr standard retainer

Properties:

Overall Width
1.2500 inches
Bore Diameter
1.2500 inches
Overall Outside Diameter
1.7500 inches
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Alignment Type
Rigid
Standard Tolerance Designation
Afbma standard tolerance for industrial needle bearings
Material
Steel outer ring
Material
Steel retainer or copper alloy retainer
Material
Steel roller
Style Designator
Non-separable, with roller retainer, hardened and ground
NSN
3110-00-227-3245
Part Number
MR-20-10
Description
Bearing,roller,needle
CAGE
92563

A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.

Part MR-20-10 NSN 3110-00-227-3245

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00051
FIIG:
A044A0
Concept No.:
App. Key:
M
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
51
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

End Items End applications NSN 3110-00-227-3245 is a component of

  • Main Feed Pumps
  • Jp-5 Aviation Fuels Systems
  • Fire Pumps
  • C-2a (reprocured) Aircraft
  • Armored Combat Earthmover (m9)
  • Forrestal Class Cv
  • Nimitz Class Cvn
  • Arleigh Burke Class Ddg
  • 011287535
  • Aircraft Cargo Loading-unloading Truck
  • 008087100
  • Armored Dozer-scraper Combination Full Tracked Tractor
  • 010873105
  • Fork Lift Truck
  • 006954938
  • 20 Millimeter Automatic Gun

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Schedule B and Export
  • Schedule B: 8482400000
  • SITC: 74640
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Needle roller bearings

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