Model: SR540PF8TC28K38-1A7

Duplex Ball Bearing

Special Features:

0.10 oz-in. Max torque, minus 65 to plus 205 degrees f operating temp

Properties:

Overall Width
Between 0.5570 inches and 0.5620 inches
Bore Diameter
Between 0.8748 inches and 0.8750 inches
Overall Outside Diameter
Between 1.3121 inches and 1.3125 inches
Lubrication Material
Oil
Calibration Designator
C28
Surface Finish
Ground
Retainer Fabrication Method
Machined
Shield Quantity
2
Load Direction
Radial
Internal Clearance
0.0003 inches radial and 0.0008 inches radial
Bearing Preload Rating
7.5 pounds
Lubrication Material Specification
Mil-l-6085 military specification single material response
Material
Cotton retainer and plastic phenolic retainer
Material
Steel comp 440c ball
Material
Steel comp 440c inner ring
Material
Steel comp 440c outer ring
Material
Stainless steel shield or rubber butadiene-acrylonitrile class nbr shield
Material Specification
Mil-p-79 military specification all material responses retainer
Material Specification
Qq-s-763 federal specification single material response ball
Material Specification
Qq-s-763 federal specification single material response inner ring
Material Specification
Qq-s-763 federal specification single material response outer ring
Style Designator
92b counterbored outer rings, non-separable, back to back mounting
NSN
3110-01-095-5785
Part Number
SR540PF8TC28K38-1A7
Description
Bearing,ball,duplex
CAGE
83086

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 SR540PF8TC28K38-1A7 NSN 3110-01-095-5785

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
51
LVL_A:
E
LVL_B:
Q

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: 8482105068
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Ball bearings, nesoi

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