Model: SR253PPK28/287

Annular Ball Bearing

Properties:

Overall Width
Between 0.1396 inches and 0.1406 inches
Bore Diameter
Between 0.1248 inches and 0.1250 inches
Overall Outside Diameter
Between 0.3123 inches and 0.3125 inches
Lubrication Material
Grease
End Application
6105-01-049-8643 motor assembly
Surface Finish
Ground
Shield Quantity
2
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0002 inches radial and 0.0008 inches radial
Standard Tolerance Designation
Abec no.3
Lubrication Material Specification
Mil-g-81322 military specification single material response
Material
Steel comp 440a
Material Specification
Aisi assn standard single material response
Style Designator
Non-loading groove, non-separable
NSN
3110-01-133-9850
Part Number
SR253PPK28/287
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 SR253PPK28/287 NSN 3110-01-133-9850

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:
BA
CRITL:
N

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
77.5
WCC:
742
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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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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