Model: 3TAR56-66UDB8-12LY189

Duplex Ball Bearing

Properties:

Overall Width
0.6250 inches
Bore Diameter
3.5000 inches
Overall Outside Diameter
4.1250 inches
Lubrication Material
Grease
End Application
Air route surveillance radar 3, arsr3
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Shield Quantity
2
Load Direction
Angular
Internal Fit-up Designation
Standard
Lubrication Material Specification
Mil-g-27617 military specification single material response
Material
Steel comp 440c
Material Specification
Fed-std66 federal specification single material response
Style Designator
92a non-loading groove, non-separable, tandem mounting
NSN
3110-01-199-9493
Part Number
3TAR56-66UDB8-12LY189
Description
Bearing,ball,duplex
CAGE
78118

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

Part 3TAR56-66UDB8-12LY189 NSN 3110-01-199-9493

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
30213
FIIG:
A044A0
Concept No.:
App. Key:
E
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:
N

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Schedule B and Export
  • Schedule B: 8482105068
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Ball bearings, nesoi

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