Model: SR4ZZ

Annular Ball Bearing

Properties:

Overall Width
0.1960 inches
Bore Diameter
0.2500 inches
Overall Outside Diameter
0.6250 inches
Lubrication Material
Grease
Surface Finish
Ground
Retainer Fabrication Method
Stamped
Shield Quantity
2
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0005 inches radial and 0.0008 inches radial
Standard Tolerance Designation
Abec no.5
Functional Description
Deep groove shielded instrument
Lubrication Material Specification
672mv mfr ref single material response
Material
Steel comp 302 shield
Material
Steel comp 430 cage or steel comp 305 cage
Material
Steel comp 440c ball
Material
Steel comp 440c inner ring
Material
Steel comp 440c outer ring
Material Specification
Aisi uns s30200 assn standard single material response shield
Material Specification
Aisi uns s43000 assn standard 1st material response cage or asisi unss30500 assn standard 2nd material response cage
Material Specification
Aisi uns s44004 assn standard single material response ball
Material Specification
Aisi uns s44004 assn standard single material response inner ring
Material Specification
Aisi uns s44004 assn standard single material response outer ring
Reference Data And Literature
Mfr ref r4
Style Designator
Non-loading groove, non-separable
NSN
3110-01-256-4858
Part Number
SR4ZZ
Description
Bearing,ball,annular
CAGE
70854

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 SR4ZZ NSN 3110-01-256-4858

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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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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