Model: 20307DB

Duplex Ball Bearing

Properties:

Overall Width
42.0 millimeters
Bore Diameter
35.00 millimeters
Overall Outside Diameter
80.00 millimeters
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Load Direction
Angular
Bearing Preload Designation
Light
Standard Tolerance Designation
Abec no.1
Material
Steel
Style Designator
92b counterbored outer rings, non-separable, back to back mounting
Style Designator
Counterbored outer rings, non-separable, back to back mounting
NSN
3110-00-156-6816
Part Number
20307DB
Description
Bearing,ball,duplex
CAGE
7X677

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 20307DB NSN 3110-00-156-6816

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

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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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