Model: 221-02-078

Gear Cluster

Properties:

Attachment Method
Mounting hole
Bore Style
W/counterbore second end
Design Type
Spur first gear
Design Type
Spur second gear
Construction
Solid
Outside Diameter
0.5310 inches first gear
Outside Diameter
0.5310 inches second gear
Nominallength
0.359 inches
Hub Length
0.010 inches first end
Hub Length
0.162 inches between first and second gear
Bore Diameter
0.125 inches second end
Counterbore Depth
0.069 inches second end
Counterbore Diameter
0.1880 inches second end
Hub Style Designator
Plain between first and second gear
Hub Style Designator
Plain first end
Hub Diameter
0.188 inches first end
Hub Diameter
0.375 inches between first and second gear
Material
Steel comp 303
Material Specification
Qq-s-764, type 303 cond a federal specification single material response
Surface Treatment
Passivate
NSN
3020-00-787-6768
Part Number
221-02-078
Description
Gear Cluster
CAGE
80294

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 221-02-078 NSN 3020-00-787-6768

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

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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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