Model: 546-6780-002

Gear Cluster

Properties:

Bore Style
W/counterbore both ends
Design Type
Spur first gear
Design Type
Spur second gear
Construction
Solid
Outside Diameter
0.9062 inches first gear
Outside Diameter
0.3437 inches second gear
Nominallength
0.275 inches
Hub Length
0.089 inches between first and second gear
Bore Diameter
0.156 inches both ends
Counterbore Depth
0.005 inches both ends
Counterbore Diameter
0.1650 inches both ends
Hub Style Designator
Plain between first and second gear
Hub Diameter
0.265 inches between first and second gear
Precision Classification
Quality number 10 all gears or quality number 11 all gears
Material
Aluminum alloy 2024
Material Specification
Qq-a-250/4, t3 federal specification single material response
Surface Treatment
Anodize
NSN
3020-00-853-0624
Part Number
546-6780-002
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 546-6780-002 NSN 3020-00-853-0624

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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