Model: 57A14C31

Gear Cluster

Properties:

Design Type
Spur all gears
Construction
Assembled
Outside Diameter
0.812 inches third gear
Outside Diameter
0.275 inches second gear
Nominallength
0.640 inches
Hub Length
0.078 inches first end
Hub Length
0.126 inches second end
Hub Length
0.262 inches between first and second gear
Hub Style Designator
1 step both ends
Hub Style Designator
Plain between first and second gear
Hub Diameter
0.055 inches second end
Hub Diameter
0.093 inches first end
Hub Diameter
0.140 inches between first and second gear
Material
Copper alloy second gear
Material
Steel comp 303 first gear
Material
Steel comp 303 shaft/hub
Material Specification
Qq-b-613 comp 1 federal specification single material response second gear
Material Specification
Qq-s-763, class 7, type a federal specification single material response first gear
Material Specification
Qq-s-763, class 7, type a federal specification single material response shaft/hub
Surface Treatment
Passivate first gear
Surface Treatment
Passivate shaft/hub
NSN
3020-00-730-3978
Part Number
57A14C31
Description
Gear Cluster
CAGE
10001

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 57A14C31 NSN 3020-00-730-3978

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:
A
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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