Model: 2154987

Gear Cluster

Properties:

Attachment Method
Mounting hole
Bore Style
Plain both ends
Design Type
Spur first gear
Design Type
Spur second gear
Backlash Designation
Grade d all gears
Construction
Assembled
Outside Diameter
0.811 inches second gear
Outside Diameter
3.040 inches first gear
Nominallength
1.063 inches
Hub Length
0.688 inches between first and second gear
Bore Diameter
0.250 inches both ends
Hub Style Designator
Plain between first and second gear
Hub Diameter
0.594 inches between first and second gear
Precision Classification
Quality number 6 all gears or quality number 7 all gears
Material
Copper alloy 482 first gear
Material
Steel comp 303 second gear
Material Specification
Aisi 303 assn standard single material response second gear
Material Specification
Mil-n-994, comp b military specification single material response first gear
Surface Treatment
Passivate
Surface Treatment Specification
Mil-f-14072, finish e300 military specification single treatment response
NSN
3020-00-906-0337
Part Number
2154987
Description
Gear Cluster
CAGE
28527

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 2154987 NSN 3020-00-906-0337

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:
0.8000lbs
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:
197337
UFC:
96690
LTL:
92.5
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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