Model: 554491

Duplex Ball Bearing

Special Features:

One end flanged, diam 1.3550 in. Min 1.3650 in. Max, width 0.0990 in. Min 0.1010 in. Max, conversion outward, must be perpendicular to shaft to 0.003 in.

Properties:

Overall Width
Between 1.0940 inches and 1.1040 inches
Bore Diameter
Between 0.5904 inches and 0.5906 inches
Overall Outside Diameter
Between 1.2197 inches and 1.2200 inches
End Application
Aircraft eng f-107
Surface Finish
Ground
Retainer Fabrication Method
Machined
Load Direction
Angular
Features Provided
Aligning ring
Standard Tolerance Designation
Abec no.5
Material
Steel comp 4340 retainer
Material
Steel comp 440a inner ring
Material
Steel comp 440a outer ring
Material
Steel comp 440c ball
Style Designator
28a non-loading groove, non-separable
NSN
3110-01-125-2031
Part Number
554491
Description
Bearing,ball,duplex
CAGE
36069

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 554491 NSN 3110-01-125-2031

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:
A
ESD:
ESD:
MMAC:
PV
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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:
Z
ACC:
Equipment for Aircraft

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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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