Model: G307

Duplex Ball Bearing

Special Features:

Passivate, qq-p-35 ; inner and outer ring spacers; dip and centrifuge at 200 g f 0.9 min to 1.1 max minutes with specified lubricant

Properties:

Overall Width
Between 1.5750 inches and 1.5850 inches
Bore Diameter
Between 0.2498 inches and 0.2500 inches
Overall Outside Diameter
Between 0.4998 inches and 0.5000 inches
Lubrication Material
Oil
Surface Finish
Ground
Retainer Fabrication Method
Coiled
Shield Quantity
2
Load Direction
Angular
Internal Fit-up Designation
Standard
Standard Tolerance Designation
Abec no. 7p
Bearing Preload Rating
Between 2.0 pounds and 3.0 pounds
Contact Angle
13.0 degrees
Lubrication Material Specification
Xrl 743a, fscm 19135 mfr ref single material response
Material
Steel comp 440c ball
Material
Steel comp 440c inner ring
Material
Steel comp 440c outer ring
Material
Steel comp 440c spacer
Material
Stainless steel retainer
Material
Stainless steel shield
Material Specification
Qq-s-763 federal specification single material response ball
Material Specification
Qq-s-763 federal specification single material response inner ring
Material Specification
Qq-s-763 federal specification single material response outer ring
Material Specification
Qq-s-763 federal specification single material response spacer
Specification Data
58260-13084578 government specification
NSN
3110-01-181-0844
Part Number
G307
Description
Bearing,ball,duplex
CAGE
40920

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

Part G307 NSN 3110-01-181-0844

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
30213
FIIG:
A044A0
Concept No.:
App. Key:
E
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:
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: 8482105068
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Ball bearings, nesoi

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