Model: 506-7242-002

Gear Cluster

Properties:

Design Type
Spur first gear
Design Type
Spur second gear
Design Type
Spur third gear
Construction
Assembled
Outside Diameter
1.042 inches second gear
Outside Diameter
2.1250 inches first gear
Outside Diameter
0.4583 inches third gear
Nominallength
1.218 inches
Hub Length
0.062 inches between second and third gear
Hub Length
0.298 inches second end
Hub Length
0.389 inches first end
Hub Style Designator
1 step second end
Hub Style Designator
Plain first end
Hub Style Designator
Plain between second and third gear
Hub Diameter
0.188 inches both ends
Hub Diameter
0.875 inches between second and third gear
Material
Aluminum alloy first gear
Material
Aluminum alloy second gear
Material
Steel comp 303 shaft/hub
Material
Steel comp 303 third gear
Material Specification
Qq-a-354a, class 24s, t4-canceled federal specification single material response first gear
Material Specification
Qq-a-354a, class 24s, t4-canceled federal specification single material response second gear
Material Specification
Qq-s-763, class 303 federal specification single material response shaft/hub
Material Specification
Qq-s-763, class 303 federal specification single material response third gear
Surface Treatment
Anodize first gear
Surface Treatment
Anodize second gear
Surface Treatment
Passivate shaft/hub
Surface Treatment
Passivate third gear
NSN
3020-00-310-3455
Part Number
506-7242-002
Description
Gear Cluster
CAGE
13499

A cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complement(s) or gear teeth, see gearshaft (as modified). Excludes gear subassembly, speed decreaser.

Part 506-7242-002 NSN 3020-00-310-3455

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
36636
FIIG:
A270A0
Concept No.:
App. Key:
A
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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