Model: 551397B

Annular Ball Bearing

Properties:

Bore Diameter
Between 2.1651 inches and 2.1654 inches
Overall Outside Diameter
Between 3.5430 inches and 3.5433 inches
End Application
Ch47d, helicopter
Outer Ring Width
Between 0.7537 inches and 0.7587 inches
Inner Ring Width
Between 0.9250 inches and 0.9300 inches
Surface Finish
Ground
Load Direction
Angular
Bore Shape
Straight
Material
Steel comp m50
Precious Material And Location
Retaing ring silver
Style Designator
26b loading groove, non-separable
NSN
3110-01-202-6680
Part Number
551397B
Description
Bearing,ball,annular
CAGE
36069

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 551397B NSN 3110-01-202-6680

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:
S
ESD:
ESD:
MMAC:
CRITL:
F

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
5.3 X 5.3 X 2.0
Paclk Weight:
1.5000lbs
Item Weight:
1.0000lbs
Item Dim:
003600360010
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
F

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
77.5
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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