Model: U155

Annular Ball Bearing

Properties:

Overall Width
21.0 millimeters
Bore Diameter
55.00 millimeters
Overall Outside Diameter
100.00 millimeters
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Alignment Type
Self-aligning
Load Direction
Radial
Bore Shape
Straight
Internal Fit-up Designation
Standard
Internal Fit-up Contact Angular Direction
Primarily radial
Self-alignment Location
Internal
Standard Tolerance Designation
Abec no.1
Material
Plastic polyamide retainer
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Style Designator
28a non-loading groove, non-separable
Style Designator
Non-loading groove, non-separable
NSN
3110-00-554-5785
Part Number
U155
Description
Bearing,ball,annular
CAGE
43991

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 U155 NSN 3110-00-554-5785

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:
1.0000lbs
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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