Model: SR539LL4D3K25A5/356

Annular Ball Bearing

Properties:

Bore Diameter
Between 0.7498 inches and 0.7500 inches
Overall Outside Diameter
Between 1.1873 inches and 1.1875 inches
Lubrication Material
Grease
Outer Ring Width
Between 0.2500 inches and 0.2502 inches
Inner Ring Width
Between 0.2812 inches and 0.2814 inches
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Seal Quantity
2
Shield Quantity
2
Bearing Seal Type
Contact
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0002 inches radial and 0.0005 inches radial
Lubrication Material Specification
Mil-g-81322 military specification single material response
Material
Plastic polytetrafluoroethylene seal and glass seal
Material
Steel comp 440c ball
Material
Steel comp 440c inner ring
Material
Steel comp 440c outer ring
Material
Steel comp 305 retainer or steel comp 410 retainer or steel comp 430 retainer
Material
Stainless steel shield
Material Specification
Aisi assn standard all material responses retainer
Material Specification
Aisi assn standard single material response ball
Material Specification
Aisi assn standard single material response inner ring
Material Specification
Aisi assn standard single material response outer ring
Surface Treatment
Passivate ball
Surface Treatment
Passivate inner ring
Surface Treatment
Passivate outer ring
Surface Treatment
Passivate retainer
Surface Treatment
Passivate shield
Surface Treatment Specification
Astm a380 assn standard single treatment response inner ring
Surface Treatment Specification
Astm a380 assn standard single treatment response outer ring
Surface Treatment Specification
Astm a380 assn standard single treatment response ball
Surface Treatment Specification
Astm a380 assn standard single treatment response retainer
Surface Treatment Specification
Astm a380 assn standard single treatment response shield
Style Designator
Single row, torque tube type, w/or w/o closure
NSN
3110-01-244-5975
Part Number
SR539LL4D3K25A5/356
Description
Bearing,ball,annular
CAGE
83086

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 SR539LL4D3K25A5/356 NSN 3110-01-244-5975

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:
CRITL:
X

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

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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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