Model: 3TAR37-46-138

Duplex Ball Bearing

Special Features:

Vacuum impregnated retainer; barrier coated mil-b-81744; matched pair of bearings ground for back to back duplex mounting

Properties:

Overall Width
Between 0.4900 inches and 0.5000 inches
Bore Diameter
Between 2.3121 inches and 2.3125 inches
Overall Outside Diameter
Between 2.8746 inches and 2.8750 inches
Lubrication Material
Oil
Calibration Designator
C
Surface Finish
Ground
Retainer Fabrication Method
Machined
Load Direction
Angular
Bearing Preload Designation
Light
Standard Tolerance Designation
Abec no. 5t
Bearing Preload Rating
20.0 pounds
Lubrication Material Specification
Npe-uc7, fscm mzf associates mfr ref single material response
Material
Plastic phenolic retainer
Material
Steel comp 440c ball
Material
Steel comp 440c inner ring
Material
Steel comp 440c outer ring
Material Specification
66 federal standard single material response ball
Material Specification
66 federal standard single material response inner ring
Material Specification
66 federal standard single material response outer ring
Style Designator
92b counterbored outer rings, non-separable, back to back mounting
NSN
3110-01-126-1682
Part Number
3TAR37-46-138
Description
Bearing,ball,duplex
CAGE
78118

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 3TAR37-46-138 NSN 3110-01-126-1682

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
E
LVL_B:
Q

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:
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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