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NationalStockNumber.INFO

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Spur Gear

NSN: 3020-00-943-5661 | Model: 11701131
ITAR Registered seal

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

NSN Properties and Flags
NATO Stock Number
3020-00-943-5661
DEMIL
Yes - ITAR Controlled (Code D)
Body Style
Plain, with lightening holes
End Application
1090-00-923-5971, armament subsystem, helicopter, 7.62 millimeter machine gun-2.75 inch rocket launcher
Pitch Diameter
3.1500 inches
Teeth Quantity
63
Bore Style
Plain both ends
Features Provided
Groove
Hardness Rating
33.0 rockwell c and 38.0 rockwell c
Outside Diameter
3.233 inches
Pressure Angle
20.0000 degrees
Face Width
2.600 inches
Bore Diameter
1.813 inches both ends
Special Features
Gear data: diametral pitch=20; tooth thk.=0.0725 in.; addendum=0.0417 in.; tooth form=ansi b6.7-67; meshes with 65c9752; form dia.=3.059 in.; root dia.=3.009 in.; pin dia.=0.0864 in.; measurement over pins=3.2552 in.; master gear code no. Per c11011100=20-60; center distance radius=1.5659 in.; max.Tooth to tooth error=0.0015 in.; totalcomposite tooth error=0.0030 in.; 7 holes equally spaced 0.285 in. Dia.; 1 hole 0.187 in. Dia.
Material
Steel comp 4140 or steel comp 4340
Material Specification
Astm a331, cold finished assn standard single material response
Surface Treatment
Phosphate manganese or phosphate zinc
Surface Treatment Specification
Mil-p-16232, class 1, type m orz military specification single treatment response
Style Designator
Hubless

Parts List for Helicopter Armament System  

Other components in the assembly of NSN 1090-00-923-5971

Pricing and Availability

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NSN 3020-00-943-5661 Datasheet

Supply Class (FSC):
Transmission Chain Sprockets Pulleys Gears
Cross Reference:
  • 11701131
  • 10059435661
  • 11701131
  • 1005009435661
Cage Codes:
  • Springfield Armory (CAGE 19205)
  • E.c.a Etablissement Central (CAGE A00AM)
  • Us Army Ardec Rdecom (CAGE 19200)
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:

    197337 - Wheels cog/gear/pinion/sprock

  • 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
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    7
  • MGMT_CTL
    J226vx-
  • 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 $216.88 to $361.46..
Does NSN 3020-00-943-5661 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, Department Of The Air Force, Department Of The Navy, Austria, Bulgaria, Spain, Morocco, Australia, Republic Of Korea, United Kingdom, and Turkey
What is the NIIN of NSN 3020-00-943-5661?
009435661 or 00-943-5661
Does NSN 3020-00-943-5661 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3020-00-943-5661?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Mar 07, 1966