The Gear Sector,spur, cataloged under National Stock Number 3020-00-601-2800, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-601-2800 |
| Item Name | Gear Sector,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.156 INCHES BOTH ENDS IN |
| Teeth Quantity | 22 |
| Surface Treatment Document and Classification | MIL-P-12011 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nominal Outside Radius | 0.8020 INCHES IN |
| Bore Style | PLAIN BOTH ENDS |
| Style Designator | HUBLESS |
| Material Document and Classification | QQ-S-766,CLASS 301 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-766,CLASS 302 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| Tooth Form | STANDARD |
| Arc Nominal Length | 1.438 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pitch Radius | 0.7820 INCHES NOMINAL IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 301 OR STEEL COMP 302 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 900210 | 3/9 Design control — primary reference Bell and Howell Phillipsburg Co Corporate Offices |
NSN 3020-00-601-2800 is a Gear Sector,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 4210-01-300-5934, 4320-01-358-8996, 5305-01-487-7935. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-00-601-2800: Bore Nominal Diameter: 0.156 INCHES BOTH ENDS IN; Teeth Quantity: 22; Surface Treatment Document and Classification: MIL-P-12011 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Nominal Outside Radius: 0.8020 INCHES IN. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.