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Nsn 3020-00-005-6451 Gear

NSN: 3020-00-005-6451 | Model: 531361-1

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.


Pitch diameter: 2.4365 inches to 2.4375 inches

NSN Properties and Flags
NATO Stock Number
Body Style
Plain, solid
Pitch Diameter
2.4365 inches to 2.4375 inches
Teeth Quantity
Bore Style
Plain both ends
Hardness Rating
34.0 rockwell c to 38.0 rockwell c
Nominal Outside Diameter
2.508 inches
Tooth Form
Pressure Angle
20.0000 degrees
Face Nominal Width
0.250 inches
Bore Nominal Diameter
1.750 inches both ends
Precision Classification
Quality number 8
Special Features
Three slots 0.1562 in. lg by 0.098 in. w,115 to 125 deg ap art on each side of gear
Steel uns k24065
Material Document and Classification
Mil-s-6709 mil spec single material response
Surface Treatment
Style Designator

Pricing and Availability

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NSN 3020-00-005-6451 Datasheet

Supply Class (FSC):
Transmission Chain Sprockets Pulleys Gears
Cross Reference:
  • 531361-1
  • 531361-1
Cage Codes:
  • Honeywell International Inc. (CAGE 70210)
  • Moog Inc. (CAGE 0ZWK8)
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


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


A - Item does not contain precious metal.


- 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
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $424.12 to $706.86..
Does NSN 3020-00-005-6451 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 Air Force
What is the NIIN of NSN 3020-00-005-6451?
000056451 or 00-005-6451
Does NSN 3020-00-005-6451 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3020-00-005-6451?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 16, 1972