Model: 438312-1

Gear Cluster

Properties:

Design Type
Spur first gear
Design Type
Spur second gear
Construction
Assembled
Hardness Rating
26.0 rockwell c and 32.0 rockwell c
Outside Diameter
0.968 inches first gear
Outside Diameter
0.269 inches second gear
Nominallength
1.328 inches
Hub Length
0.123 inches first end
Hub Length
0.776 inches second end
Hub Style Designator
1 step both ends
Hub Diameter
0.124 inches both ends
Material
Steel comp 416
Material Specification
Qq-s-763, class 416 cond a federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-f-14072, finish e300 military specification single treatment response
NSN
3020-00-089-8116
Part Number
438312-1
Description
Gear Cluster
CAGE
37695

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 438312-1 NSN 3020-00-089-8116

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:
A
ESD:
A
ESD:
A
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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