Model: MR1908D2

Cylindrical Roller Bearing

Properties:

Overall Width
0.4724 inches
Bore Diameter
1.5748 inches
Overall Outside Diameter
2.4409 inches
End Application
B-1b air frame
Surface Finish
Ground
Retainer Fabrication Method
Machined
Bore Shape
Straight
Locating Feature
Nonlocating
Internal Clearance
0.0018 inches radial and 0.0028 inches radial
Standard Tolerance Designation
Rbec no.1
Material
Copper alloy cage
Material
Steel comp e52100 inner ring
Material
Steel comp e52100 outer ring
Material
Steel comp e52100 roller
Style Designator
252h single row, two-direction locating, two lip inner ring, two lip outer ring, separable
NSN
3110-01-191-6804
Part Number
MR1908D2
Description
Bearing,roller,cylindrical
CAGE
38443

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 MR1908D2 NSN 3110-01-191-6804

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
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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