Model: B-6556-1

Duplex Ball Bearing

Special Features:

Cadmium exposed surfaces, 25 degrees or less angularity

Properties:

Overall Width
1.2500 inches
Bore Diameter
6.0000 inches
Overall Outside Diameter
7.1250 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Seal Quantity
1
Bearing Seal Type
Contact
Load Direction
Angular
Bearing Preload Designation
Light
Standard Tolerance Designation
Abec no.1
Material
Plastic phenolic retainer
Material
Rubber synthetic seal
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Style Designator
92b counterbored outer rings, non-separable, back to back mounting
Style Designator
Counterbored outer rings, non-separable, back to back mounting
NSN
3110-00-585-1656
Part Number
B-6556-1
Description
Bearing,ball,duplex
CAGE
32828

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

Part B-6556-1 NSN 3110-00-585-1656

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
30213
FIIG:
A044A0
Concept No.:
App. Key:
E
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:
3.4000lbs
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: 8482105068
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Ball bearings, nesoi

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