Model: 21500

Gear Cluster

Properties:

Bore Style
W/counterbore second end
Design Type
Spur first gear
Design Type
Spur second gear
Construction
Assembled
Outside Diameter
0.3888 inches second gear
Outside Diameter
0.6221 inches first gear
Nominallength
0.610 inches
Hub Length
0.100 inches first end
Hub Length
0.109 inches between first and second gear
Hub Length
0.320 inches second end
Bore Diameter
0.063 inches second end
Counterbore Depth
0.031 inches second end
Counterbore Diameter
0.0781 inches second end
Hub Diameter
0.077 inches first end
Hub Diameter
0.109 inches second end
Hub Diameter
0.125 inches between first and second gear
Material
Aluminum alloy 2024 second gear
Material
Aluminum alloy first gear
Material
Steel shaft/hub
Material Specification
Qq-a-250/4, t3 federal specification single material response second gear
NSN
3020-00-939-2624
Part Number
21500
Description
Gear Cluster
CAGE
98810

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 21500 NSN 3020-00-939-2624

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:
SX
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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