Model: MIL-B-81793/3

Annular Ball Bearing
Description:

0.1875 inches overall width, 0.2500 inches bore diameter, 0.5000 inches overall outside diameter, grease lubrication material, ground surface finish.

Properties:

Overall Width
0.1875 inches
Bore Diameter
0.2500 inches
Overall Outside Diameter
0.5000 inches
Lubrication Material
Grease
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Seal Quantity
2
Bearing Seal Type
Contact
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0002 inches radial and 0.0005 inches radial
Standard Tolerance Designation
Abec no.7
Lubrication Material
Grease
Lubrication Material Specification
Mil-g-23827 military specification single material response
Material
Plastic seal
Material
Steel comp 440c ball
Material
Steel comp 440c inner ring
Material
Steel comp 440c outer ring
Material
Steel comp 440c retainer
Style Designator
Non-loading groove, non-separable
NSN
3110-00-051-6893
Part Number
MIL-B-81793/3
Description
Bearing,ball,annular
CAGE
81349

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 MIL-B-81793/3 NSN 3110-00-051-6893

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

End Items End applications NSN 3110-00-051-6893 is a component of

  • Sea King H-3 Helicopter

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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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