Model: 3289H

Annular Ball Bearing

Special Features:

Vacuum impregnated with specified lube

Properties:

Bore Diameter
7.5000 inches
Overall Outside Diameter
8.0000 inches
Lubrication Material
Lubricating oil
Outer Ring Width
7.8170 inches
Inner Ring Width
7.6890 inches
Surface Finish
Ground
Retainer Fabrication Method
Molded
Load Direction
Angular
Bore Shape
Straight
Standard Tolerance Designation
Abec no.7
Contact Angle
Between 27.0 degrees and 33.0 degrees
Lubrication Material Specification
Pml-79, cagec 98354 mfr ref single material response and freon tf, cagec 88559 mfr ref single material response
Material
Steel comp e52100 ballsteel comp e52100 inner ringsteel comp e52100 outer ringcotton retainer and plastic phenolic retainer
Material Specification
Ams 6444 assn standard single material response ball or mil-b-1083 military specification single material response ball or 66 federal standard single material response ballams 6444 assn standard single material response inner ring or mil-b-1083 military specification single material response inner ring or 66 federal standard single material response inner ringmil-p-79, type fbe military specification single material response retainerams 6444 assn standard single material response retaining plate or mil-b-1083 military specification single material response retaining plate or 66 federal standard single material response retaining plate
NSN
3110-01-343-4257
Part Number
3289H
Description
Bearing,ball,annular
CAGE
96577

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

Part 3289H NSN 3110-01-343-4257

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00014
FIIG:
A044A0
Concept No.:
App. Key:
C
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:
BQ
CRITL:
N

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Schedule B and Export
  • Schedule B: 8482105028
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Angular contact ball bearings, nesoi

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