41120
View detailed technical data, stock status, and sourcing information for: 41120
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Federal Supply Group
Mechanical Power Transmission Equipment
Federal Supply Classification
3020 Gears, Pulleys, Sprockets and Transmission Chain
National Stock Number
3020-00-444-1779
Item Name Code
05466
Assigment Date
12/18/1970 (55 years ago)
38 teeth quantity, webbed, offset, with lightening holes body style, w/ keyway second end bore style, w/counterbore first end bore style, 5.7570 inches nominal pitch diameter
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Body Style
- webbed, offset, with lightening holes
- Pitch Diameter
- 5.7570 inches nominal
- Teeth Quantity
- 38
- Bore Style
- w/ keyway second end
- Bore Style
- w/counterbore first end
- Nominal Outside Diameter
- 6.007 inches
- Tooth Form
- special
- Pressure Angle
- 20.0000 degrees
- Nominal Distance Between Body Face And Protruding Hub End
- 0.360 inches second end
- Body Recess Nominal Depth
- 0.375 inches first end
- Face Nominal Width
- 0.527 inches
- Bore Nominal Diameter
- 0.760 inches both ends
- Keyway Nominal Width
- 0.250 inches second end
- Nominal Distance From Bore Center To Keyway Bottom
- 1.120 inches second end
- Counterbore Nominal Depth
- 0.175 inches first end
- Counterbore Nominal Diameter
- 2.000 inches first end
- Hub Style Designator
- plain first end
- Hub Nominal Diameter
- 2.625 inches first end
- Material
- aluminum alloy body
- Material
- plastic polyamide (nylon) teeth
- Style Designator
- cone shape body, protruding hub
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 3020-00-983-0951 | No Name Available | 06/01/2001 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 3020-00-444-1779?
The FSCG of the NSN 3020-00-444-1779 is 3020
Does the NSN 3020-00-444-1779 have a Schedule B code assigned?
Yes, the Schedule B code is 8483409000
Does NSN 3020-00-444-1779 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 3020-00-444-1779 contain precious materials?
Precious metal content is unknown
Does NSN 3020-00-444-1779 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 3020-00-444-1779 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Fri, Dec 18, 1970
Professional Distribution
Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.
- ITAR Registered
- DDTC Registered
- HAZMAT Certified
- AS9120 Quality Standards
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 70 |
| New Material | 62 |
| As Removed | 1 |
| Overhauled | 1 |
| Total | 134 |
Availability of this item was last updated on:
04/07/2026 11:04 AM EDT.
Stock levels and pricing are subject to change.