Model: KC2789

Gear Cluster

Special Features:

Counterbore splined, involute, 24 teeth

Properties:

Bore Style
W/counterbore first end
Design Type
Spur all gears
Construction
Solid
Hardness Rating
58.0 rockwell c and 63.0 rockwell c
Outside Diameter
4.884 inches second gear
Outside Diameter
5.885 inches first gear
Nominallength
3.531 inches
Hub Length
0.125 inches second end
Hub Length
0.562 inches first end
Hub Length
1.469 inches between first and second gear
Bore Diameter
2.125 inches both ends
Counterbore Depth
0.562 inches first counterbore first end
Counterbore Diameter
3.250 inches first counterbore first end
Hub Style Designator
Pinned between first and second gear
Hub Style Designator
Plain first end
Hub Style Designator
Plain second end
Hub Diameter
2.625 inches second end
Hub Diameter
3.125 inches between first and second gear
Hub Diameter
3.875 inches first end
Material
Steel comp 8620h or steel comp 8720h
Material
Steel comp 8620h or steel comp 8720h
Material Specification
Sae8620h assn standard 1st material response or sae8720h assn standard 2nd material response
NSN
3020-00-741-4255
Part Number
KC2789
Description
Gear Cluster
CAGE
56442

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 KC2789 NSN 3020-00-741-4255

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:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
8.0 X 8.0 X 5.5
Paclk Weight:
11.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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