Model: 7903309-3

Annular Ball Bearing

Special Features:

Specified lubricant with oil f50

Properties:

Bore Diameter
0.3125 inches
Overall Outside Diameter
0.5000 inches
Lubrication Material
Grease
Outer Ring Width
0.1562 inches
Inner Ring Width
0.1875 inches
Surface Finish
Ground
Retainer Fabrication Method
Stamped
Shield Quantity
2
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0002 inches radial and 0.0005 inches radial
Standard Tolerance Designation
Abec no.3
Lubrication Material Specification
G300, fscm 24446 mfr ref single material response
Material
Copper alloy shield
Material
Steel comp 440c ball
Material
Steel comp 440c inner ring
Material
Steel comp 440c outer ring
Material
Stainless steel retainer
Style Designator
Non-loading groove, non-separable
Test Data Document
81349-mil-e-5400 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.). And 81349-mil-std810 standard (includes industry or association standards, individual manufactureer standards, etc.).
NSN
3110-01-008-1173
Part Number
7903309-3
Description
Bearing,ball,annular
CAGE
93322

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 7903309-3 NSN 3110-01-008-1173

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:
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:
--
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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