Model: 308RDF

Duplex Ball Bearing

Special Features:

Pair of bearings mounted face to face

Properties:

Overall Width
23.0 millimeters
Bore Diameter
40.0 millimeters
Overall Outside Diameter
90.0 millimeters
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Load Direction
Radial
Internal Fit-up Designation
Standard
Standard Tolerance Designation
Abec no.1
Material
Steel comp 1010 retainer
Material
Steel comp e52100 ball
Material
Steel comp e52100 inner ring
Material
Steel comp e52100 outer ring
Material Specification
66 federal standard single material response retainer
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
Style Designator
Counterbored outer rings, non-separable, back to back mounting
NSN
3110-00-548-6290
Part Number
308RDF
Description
Bearing,ball,duplex
CAGE
38443

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 308RDF NSN 3110-00-548-6290

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:
2.9000lbs
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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