Model: 554180

Cylindrical Roller Bearing

Special Features:

Silver plate cage 0.001-0.002 thk per ams 2412; outer ring is flanged 0.0700 in. Nom wide, od of flange 4.1000 in. Nom; there are 6 0.125 diameter holes eq spaced on a 3.270 c/l; 4 flange mounting extensions w/centered 0.3450 diameter holes; top left ext 0.840 up and 1.903 out from c/l, top right 1.639 up and 1.281 out from c/l, bottom right 1.281 down and 1.639 out from c/l, bottom left 1.639 down and 1.281 out from c/l at 42 degrees from bearing center

Properties:

Overall Width
0.5450 inches
Bore Diameter
1.3778 inches
Overall Outside Diameter
2.4406 inches
End Application
Aircraft eng f-110
Surface Finish
Ground
Retainer Fabrication Method
Machined
Bore Shape
Straight
Locating Feature
Nonlocating
Internal Clearance
0.0012 inches radial and 0.0018 inches radial
Standard Tolerance Designation
Rbec no.5
Material
Steel comp 4340 cage
Material
Steel inner ring
Material
Steel outer ring
Material
Steel roller
Material Specification
Ams-6491 assn standard 2nd material response outer ring
Material Specification
Ams-6491 assn standard 3rd material response roller
Material Specification
Ams-6491 assn standard 1st material response inner ring
Style Designator
252a single row, non-locating, two lip inner ring, cylindrical outer ring, separable
NSN
3110-01-190-3451
Part Number
554180
Description
Bearing,roller,cylindrical
CAGE
D2456

A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes bearing, roller, airframe.

Part 554180 NSN 3110-01-190-3451

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00015
FIIG:
A044A0
Concept No.:
App. Key:
L
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:
PR
CRITL:
F

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.8000lbs
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:
77.5
WCC:
742
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 8482500000
  • SITC: 74650
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Other cylindrical roller bearings

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