Model: 2273728

Gear Cluster

Special Features:

Largest gear is antibacklash gear

Properties:

Design Type
Spur first gear
Design Type
Spur second gear
Construction
Assembled
Outside Diameter
0.924 inches first gear
Outside Diameter
0.249 inches second gear
Nominallength
1.303 inches
Hub Length
0.095 inches second end
Hub Length
0.166 inches first end
Hub Length
0.724 inches between first and second gear
Hub Style Designator
1 step second end
Hub Style Designator
2 steps between first and second gear
Hub Style Designator
2 steps first end
Hub Diameter
0.093 inches both ends
Hub Diameter
0.312 inches between first and second gear
Material
Copper alloy first gear
Material
Steel comp 416 second gear
Material
Steel comp 416 shaft/hub
Material Specification
Qq-b-613, alloy 342 hard federal specification single material response first gear
Material Specification
Qq-s-764, cond h federal specification single material response second gear
Material Specification
Qq-s-764, cond h federal specification single material response shaft/hub
NSN
3020-00-504-8333
Part Number
2273728
Description
Gear Cluster
CAGE
55972

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 2273728 NSN 3020-00-504-8333

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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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