Model: 505-1421-001

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
0.4375 inches
Teeth Quantity
21
Bore Style
Plain both ends
Outside Diameter
0.479 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.025 inches first end
Face Width
0.123 inches
Bore Diameter
0.250 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
0.343 inches first end
Hub Diameter
0.343 inches second end
Material
Steel
Material Specification
Qq-s-771 federal specification single material response
Surface Treatment
Passivate
Style Designator
Protruding hubs
NSN
3020-00-289-7709
Part Number
505-1421-001
Description
Gear,spur
CAGE
13499

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 505-1421-001 NSN 3020-00-289-7709

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

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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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