Model: 543-548

Gear Cluster

Special Features:

Grooved hub 0.016 in. W, 0.172 in.Dia located 0.016 in. From hub end; partial bore, 0.125 in.Depth, 0.081 in.Dia

Properties:

Design Type
Spur first gear
Design Type
Spur second gear
Construction
Assembled
Outside Diameter
0.333 inches second gear
Outside Diameter
0.625 inches first gear
Nominallength
0.765 inches
Hub Length
0.500 inches first end
Hub Style Designator
1 step first end
Hub Diameter
0.187 inches first end
Material
Copper alloy shaft/hub and steel comp 321 shaft/hub
Material
Steel comp 321 second gear
Material
Copper alloy and steel comp 321 shaft/hub
Material Specification
Qq-s-763, class 321 federal specification single material response second gear
Material Specification
Qq-s-763, class 321 federal specification single material response shaft/hub
Surface Treatment
Passivate
Surface Treatment Specification
Mil-std-171, finish no. 5.4.1 military specification single treatment response
NSN
3020-00-757-1036
Part Number
543-548
Description
Gear Cluster
CAGE
63689

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 543-548 NSN 3020-00-757-1036

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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