Model: 231078R91

Annular Ball Bearing

Special Features:

Banded od, band extends beyond width of rings, one face of outer ring forms lip which extends down beyond face of inner ring

Properties:

Overall Height
Between 0.7400 inches and 0.7500 inches
Bore Diameter
Between 2.1345 inches and 2.1355 inches
Overall Outside Diameter
Between 3.4770 inches and 3.4970 inches
Outer Ring Width
0.5310 inches
Inner Ring Width
0.5800 inches
Surface Finish
Ground
Load Direction
Angular
Bore Shape
Straight
Contact Angle
25.0 degrees
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Style Designator
Clutch release
NSN
3110-00-157-2009
Part Number
231078R91
Description
Bearing,ball,annular
CAGE
29930

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

Part 231078R91 NSN 3110-00-157-2009

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00014
FIIG:
A044A0
Concept No.:
App. Key:
C
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:
0.6000lbs
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:
--
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482105028
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Angular contact ball bearings, nesoi

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