Model: 990-1946

Roller Bearing Unit

Properties:

Bolt Circle Diameter
5.0000 inches
Flange Thickness
0.7500 inches
Mounting Hole Diameter
0.5625 inches
Bore Diameter
1.4375 inches
Housing Diameter
6.2500 inches
Housing Length
2.0625 inches
Lubrication Fitting Type
Hydraulic
Rolling Element Groove Quantity
2
Alignment Type
Self-aligning
Internal Fit-up Designation
Standard
Assemblylength
2.8750 inches
Seal Type
Labyrinth
Block Type
Fixed
Shaft End Type
Open
Seal Location
Both ends
Collar Location
One end
Load Capability Type
Radial
Features Provided
Ground rolling element groove
Lubrication Fitting Angle From Horizontal Centerline
45.0 degrees
Rotating Element Locking Method
Setscrew locking collar
Mounting Hole Type
Round, unthreaded
Lubrication Material
Grease
Material
Iron cast housing
Material
Wool seal
Style Designator
Flange block
NSN
3130-00-220-2680
Part Number
990-1946
Description
Bearing Unit,roller
CAGE
05789

An assembled unit, composed of a housing incorporating a single or multiple row roller bearing(s), designed to meet various or specific conditions of mounting.

Part 990-1946 NSN 3130-00-220-2680

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
30558
FIIG:
A093A0
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8482997090
  • SITC: 74699
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi

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