Model: 55437

Cylindrical Roller Bearing

Special Features:

Extended inner ring, 20.0 degrees taper to 2.9375 in. Dis min to 2.9380 in. Diameter max id by 0.495 in. Deep straight id, six 10-32unf-3b threaded holes in extendd inner ring face 0.3438 in. Deep; lubricate with oil per mil-h-5606

Properties:

Bore Diameter
3.1875 inches
Overall Outside Diameter
Between 4.3121 inches and 4.3127 inches
Outer Ring Width
Between 0.6200 inches and 0.6230 inches
Inner Ring Width
1.2813 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Bore Shape
Nonstandard taper
Locating Feature
One direction
Internal Fit-up Designation
Standard
Material
Copper alloy 864 retainer
Material
Steel comp e52100 inner ring
Material
Steel comp e52100 outer ring
Material
Steel comp e52100 roller
Material Specification
Astm b147 assn standard single material response retainer
Material Specification
Sae assn standard single material response inner ring
Material Specification
Sae assn standard single material response outer ring
Material Specification
Sae assn standard single material response roller
Specification Data
75250-55437 manufacturers specification control
NSN
3110-00-786-7088
Part Number
55437
Description
Bearing,roller,cylindrical
CAGE
59211

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 55437 NSN 3110-00-786-7088

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.8000lbs
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: 8482500000
  • SITC: 74650
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Other cylindrical roller bearings

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