Model: F31421

Spur Gear

Properties:

Body Style
Webbed, offset, with lightening holes
Attachment Method
Mounting hole
Pitch Diameter
25.3000 inches
Teeth Quantity
63
Bore Style
W/counterbore both ends
Hardness Rating
300.0 brinell hultgren and 340.0 brinell hultgren
Hardness Rating
300.0 brinell hultgren and 340.0 brinell hultgren
Mounting Hole Type And Quantity
6 plain axially through body, first end
Outside Diameter
25.580 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Recessed Hub End
4.000 inches second end
Face Width
5.000 inches
Bore Diameter
6.000 inches both ends
Counterbore Depth
0.787 inches second end
Counterbore Diameter
6.373 inches second end
Hub Style Designator
Plain both ends
Hub Diameter
9.750 inches first end
Hub Diameter
9.750 inches second end
Mounting Hole Diameter
1.125 inches axially through hub, first end
Bolt Hole Circle Diameter
8.000 inches axially through hub, first end
Material
Steel
Style Designator
One flush hub, one recessed hub
NSN
3020-00-318-0530
Part Number
F31421
Description
Gear,spur
CAGE
45320

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 F31421 NSN 3020-00-318-0530

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197339
UFC:
96710
LTL:
65.0
LCL:
60.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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