Model: 309-1990-020

Annular Ball Bearing

Properties:

Overall Width
Between 0.1230 inches and 0.1250 inches
Bore Diameter
Between 0.1560 inches and 0.1562 inches
Lubrication Material
Oil
Flange Outside Diameter
Between 0.3570 inches and 0.3640 inches
Flange Width
Between 0.0340 inches and 0.0360 inches
Outer Ring Outside Diameter
Between 0.3122 inches and 0.3125 inches
Surface Finish
Ground
Retainer Fabrication Method
Stamped
Shield Quantity
2
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0003 inches radial and 0.0007 inches radial
Standard Tolerance Designation
Abec no.1
Functional Description
Flanged double shielded operatingtemp m50.0 to 200.0 degrees f appl
Lubrication Material Specification
Mil-l-6085 military specification single material response
Material
Steel comp 302 shield
Material
Steel comp 440c ball
Material
Steel comp 440c inner ring
Material
Steel comp 440c outer ring
Material
Steel comp 410 cage
Material Specification
Qq-s-763, uns s44004 federal specification single material response ball
Material Specification
Qq-s-763, uns s44004 federal specification single material response outer ring
Material Specification
Qq-s-763, uns s30200 federal specification single material response shield
Material Specification
Qq-s-763, uns s41000 federal specification single material response cage
Material Specification
Qq-s-763 uns s44004 federal specification single material response inner ring
Style Designator
Non-loading groove, non-separable
Specification Data
13499-309-1990-020 manufacturers specification control
NSN
3110-00-819-8483
Part Number
309-1990-020
Description
Bearing,ball,annular
CAGE
13499

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

Part 309-1990-020 NSN 3110-00-819-8483

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00014
FIIG:
A044A0
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

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:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482105028
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Angular contact ball bearings, nesoi

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