A10756

Helical Gear

NSN 3020-00-247-8990

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002478990

Product Features

End w/largest bore diameter is first end

Product Technical Spec.

Body Style:
Plain, solid
Pitch Diameter:
5.2500 inches
Teeth Quantity:
21
Bore Style:
Flatted sides both ends
Hardness Rating:
22.0 rockwell c teeth
Outside Diameter:
5.8500 inches
Teeth Type:
Double helix, solid
Tooth Form:
Standard
Pressure Angle:
20.0000 degrees
Helix Angle:
30.0000 degrees
Face Width:
4.000 inches
Keyway Width:
0.750 inches both ends
Distance From Bore Center To Keyway Bottom:
1.687 inches both ends
Taper Major Diameter:
2.875 inches first end
Counterbore Depth:
0.062 inches both ends
Counterbore Diameter:
3.5000 inches first end
Material:
Steel comp 1045
Material Specification:
66 federal standard single material response and aisi/sae 1045 assn standard single material response
Style Designator:
Hubless
NSN:
3020-00-247-8990
Item Name:
Herringbone Gear
Cage Code:
79282

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05464
FIIG:
A27300
Concept No.:
1
App. Key:
AF
Cond. Code:
1
Status:
A

Part Materials

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

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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Pricing & Availability

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Definition Definition of approved item name (AIN): "Herringbone Gear"

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Classification: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately


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