Model: 3908070

Spur Gear

Properties:

Body Style
Webbed, with lightening holes
Pitch Diameter
2.4000 inches
Teeth Quantity
48
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
34.0 rockwell c and 38.0 rockwell c
Hardness Rating
34.0 rockwell c and 38.0 rockwell c
Outside Diameter
2.500 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.062 inches both ends
Face Width
0.188 inches
Bore Diameter
0.438 inches both ends
Keyway Width
0.125 inches both ends
Distance From Bore Center To Keyway Bottom
0.281 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
0.750 inches both ends
Precision Classification
Quality number 10
Material
Steel comp 4340
Material Specification
Mil-s-5000 military specification single material response
Style Designator
Protruding hubs
NSN
3020-00-390-8070
Part Number
3908070
Description
Gear,spur
CAGE
18131

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

Part 3908070 NSN 3020-00-390-8070

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05466
FIIG:
A27300
Concept No.:
1
App. Key:
AH
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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197337
UFC:
96690
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately

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