Model: 6890542

Cylindrical Roller Bearing

Special Features:

Silver plate cage 0.0005-0.0015 thk per ams 2412; all separator dims to be met after plating; separator to have 0.015 min. Fillet radii; steel for rings and rollers to be ams 6491

Properties:

Overall Width
Between 1.0940 inches and 1.0982 inches
Bore Diameter
Between 6.2988 inches and 6.2992 inches
Overall Outside Diameter
Between 8.6582 inches and 8.6594 inches
End Application
Aircraft eng t56a7/15
Surface Finish
Ground
Bore Shape
Straight
Locating Feature
Nonlocating
Internal Clearance
0.0020 inches radial and 0.0030 inches radial
Material
Steel comp 4340 retainer
Material
Steel cup
Material
Steel outer ring
Material
Steel roller
Style Designator
252a single row, non-locating, two lip inner ring, cylindrical outer ring, separable
NSN
3110-01-144-4937
Part Number
6890542
Description
Bearing,roller,cylindrical
CAGE
73342

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 6890542 NSN 3110-01-144-4937

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:
A
ESD:
ESD:
MMAC:
CRITL:
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:
Z
ACC:
Construction Materials

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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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