Model: 431981

Spur Gear

Properties:

Body Style
Webbed, solid
Spline Quantity
16 both ends
Pitch Diameter
4.0000 inches
Teeth Quantity
52
Bore Style
Involute spline both ends
Spline Pitch Diameter
0.5000 inches both ends
Hardness Rating
81.0 rockwell a body and 85.0 rockwell a body
Outside Diameter
4.117 inches
Tooth Form
Special
Pressure Angle
22.5000 degrees
Distance Between Body Face And Protruding Hub End
0.100 inches both ends
Face Width
0.200 inches
Bore Diameter
0.535 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
0.755 inches both ends
Material
Steel
Material Specification
Ams 6260 assn standard single material response
Style Designator
Protruding hubs
NSN
3020-00-860-3913
Part Number
431981
Description
Gear,spur
CAGE
77445

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 431981 NSN 3020-00-860-3913

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.7000lbs
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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