Model: 27998

Gear Cluster

Properties:

Bore Style
Plain both ends
Design Type
Spur first gear
Design Type
Spur second gear
Construction
Solid
Outside Diameter
2.7145 inches second gear
Outside Diameter
3.7145 inches first gear
Nominallength
3.210 inches
Hub Length
0.031 inches second end
Hub Length
0.125 inches first end
Hub Length
1.319 inches between first and second gear
Bore Diameter
1.313 inches both ends
Hub Style Designator
Plain between first and second gear
Hub Style Designator
Plain both ends
Hub Diameter
1.938 inches between first and second gear
Hub Diameter
2.000 inches both ends
Material
Steel comp 4027 and steel comp 8620 and steel comp 8655h
Material
Steel comp 4027 and steel comp 8620 and steel comp 8655h
Material Specification
Fed standard 66 federal standard single material response
NSN
3020-00-302-6075
Part Number
27998
Description
Gear Cluster
CAGE
30076

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 27998 NSN 3020-00-302-6075

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:
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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