Model: 180665-1

Gear Cluster

Properties:

Bore Style
Plain first end
Bore Style
W/counterbore second end
Design Type
Spur first gear
Design Type
Spur second gear
Construction
Solid
Hardness Rating
54.0 rockwell c and 56.0 rockwell c
Outside Diameter
1.212 inches first gear
Outside Diameter
3.711 inches second gear
Nominallength
1.655 inches
Hub Length
0.370 inches between first and second gear
Hub Length
0.700 inches first end
Bore Diameter
0.620 inches both ends
Counterbore Depth
0.245 inches second end
Counterbore Diameter
1.750 inches second end
Hub Style Designator
1 step between first and second gear
Hub Style Designator
Plain first end
Hub Diameter
1.212 inches first end
Hub Diameter
1.750 inches between first and second gear
Material
Steel
Surface Treatment
Cadmium
Surface Treatment Specification
Mil-c-8837, type 2, class military specification single treatment response
NSN
3020-00-161-8207
Part Number
180665-1
Description
Gear Cluster
CAGE
71791

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 180665-1 NSN 3020-00-161-8207

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:
197339
UFC:
96710
LTL:
65.0
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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