Model: ER31

Annular Ball Bearing

Properties:

Bore Diameter
1.9375 inches
Overall Outside Diameter
90.0 millimeters
Lubrication Material
Grease
Outer Ring Width
1.1250 inches
Inner Ring Width
2.0312 inches
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Seal Quantity
2
Bearing Seal Type
Labyrinth
Load Direction
Radial
Bore Shape
Straight
Internal Fit-up Designation
Standard
Features Provided
Snap ring-groove mounting and mounting groove
Lubrication Material Specification
Dod-g-24508 military specification single material response
Material
Steel
Style Designator
Single row ball, not self-aligning, inner ring extends both sides, with setscrew in inner ring, grease groove and snap ring on outer ring
NSN
3110-01-043-5876
Part Number
ER31
Description
Bearing,ball,annular
CAGE
92563

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 ER31 NSN 3110-01-043-5876

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
2.0000lbs
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: 8482105028
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Angular contact ball bearings, nesoi

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