Model: 237903

Cylindrical Roller Bearing

Special Features:

Flanged outer ring 4.6100 in. Flange od 0.1260 in. Flange width

Properties:

Bore Diameter
Between 2.7556 inches and 2.7759 inches
Overall Outside Diameter
Between 4.3304 inches and 4.3307 inches
Outer Ring Width
Between 0.9761 inches and 0.9811 inches
Inner Ring Width
Between 1.1761 inches and 1.1811 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Bore Shape
Straight
Locating Feature
Nonlocating
Internal Clearance
0.0030 inches radial and 0.0045 inches radial
Standard Tolerance Designation
Rbec no.5
Material
Copper alloy retainer
Material
Steel comp e52100 inner ring
Material
Steel comp e52100 outer ring
Material
Steel comp e52100 roller
Style Designator
Angular contact, spherical rollers, separable
NSN
3110-00-293-9192
Part Number
237903
Description
Bearing,roller,cylindrical
CAGE
77445

A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes bearing, roller, airframe.

Part 237903 NSN 3110-00-293-9192

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00015
FIIG:
A044A0
Concept No.:
App. Key:
L
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:
S
ESD:
ESD:
MMAC:
RV
CRITL:
X

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: 8482500000
  • SITC: 74650
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Other cylindrical roller bearings

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