Model: 1540-31

Annular Ball Bearing

Properties:

Overall Width
20.0 millimeters
Bore Diameter
50.00 millimeters
Overall Outside Diameter
90.00 millimeters
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Shield Quantity
1
Load Direction
Radial
Bore Shape
Straight
Internal Fit-up Designation
Standard
Features Provided
Snap ring-groove mounting and mounting groove
Standard Tolerance Designation
Abec no.1
Material
Steel
Style Designator
Non-loading groove, non-separable
Nondefinitive Specification/std Data
111 type and 5 class and 00 grade
NSN
3110-00-155-6258
Part Number
1540-31
Description
Bearing,ball,annular
CAGE
31577

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 1540-31 NSN 3110-00-155-6258

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:
1.2000lbs
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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