Model: 790-0438-001

Gear Cluster

Properties:

Attachment Method
Mounting hole
Bore Style
Plain both ends
Design Type
Spur first gear
Design Type
Spur second gear
Construction
Solid
Outside Diameter
1.375 inches first gear
Outside Diameter
0.313 inches second gear
Nominallength
0.578 inches
Hub Length
0.109 inches between first and second gear
Hub Length
0.1875 inches second end
Bore Diameter
0.125 inches both ends
Hub Style Designator
Pinned second end
Hub Style Designator
Plain between first and second gear
Hub Diameter
0.250 inches between first and second gear
Hub Diameter
0.250 inches second end
Precision Classification
Quality number 10 first gear
Material
Aluminum alloy 2014
Material Specification
Qq-a-200/2, alloy 2014, t4510 federal specification single material response
Surface Treatment
Anodize
NSN
3020-00-137-5700
Part Number
790-0438-001
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 790-0438-001 NSN 3020-00-137-5700

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
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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