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Internal Gear

NSN: 3020-01-644-3631 | Model: 12446471

A gear with teeth formed on the inner surface of a cylinder or cone.

NSN Properties and Flags
NATO Stock Number
3020-01-644-3631
DEMIL
NO
End Application
2520-01-626-5061
Pitch Diameter
8.23 inches
Teeth Quantity
84
Outside Diameter
9.31 inches
Pressure Angle
25.0 degrees
Distance Between Body Face And Protruding Hub End
3.04 inches second end
Face Width
1.96 inches
Part Name Assigned By Controlling Agency
Gear, ring
Special Features
Carburize gear and teeth fillets. Protruding hub has (34) external splines, with a 30 degree pressure angle. Gear has (5) equally spaced .75 inch diameter through holes.
Material
Steel comp 4320 or steel comp 4320h or steel comp 4620 or steel comp 4620h or steel comp 8620 or steel comp 8620h
Material Specification
Astm a304 assn standard all material responses or astm a322 assn standard all material responses or astm a108 assn standard single material response
Style Designator
Protruding hub

Parts List for Vehicular Hydraulic Transmission  

Other components in the assembly of NSN 2520-01-626-5061

Pricing and Availability

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NSN 3020-01-644-3631 Datasheet

Supply Class (FSC):
Transmission Chain Sprockets Pulleys Gears
Cross Reference:
  • 12446471
Cage Codes:
  • U S Army Tank Automotive Command (CAGE 19207)
Schedule B & Trade:
  • Schedule B: 8483409000 (NAICS 333612)

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

  • SITC: 74840

    Gears and gearing; ball screws; gear boxes and other speed changers (including torque converters)

  • End Use: 21180

    Industrial machines, other

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    062070 - Gear motors/parts noi

  • WCC:

    593 - Motors and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    J
  • Quantity per pack
    0
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    J2200x-
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $5,486.49 to $9,144.16..
Does NSN 3020-01-644-3631 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army
What is the NIIN of NSN 3020-01-644-3631?
016443631 or 01-644-3631
Does NSN 3020-01-644-3631 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3020-01-644-3631?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 01, 2015