The Gear,spur, cataloged under National Stock Number 3020-00-386-8965, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Tyco Fire Products Lp. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-386-8965 |
| Primary Part Number | 11-02674 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Tyco Fire Products Lp |
| Status | ACTIVE |
| Keyway Nominal Width | 0.096 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.4385 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.000 INCHES SECOND END IN |
| Hub Nominal Diameter | 0.9985 INCHES FIRST END IN |
| Teeth Quantity | 21 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Mounting Hole Type and Quantity | 1 PLAIN TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.5625 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 2.6875 INCHES FIRST END IN |
| Mounting Hole Nominal Diameter | 0.188 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.7500 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | 1 GROOVE SECOND END |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 1.917 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.272 INCHES BOTH ENDS IN |
| Surface Treatment | CADMIUM OVERALL |
| Nominal Distance From End to First Groove | 0.313 INCHES SECOND END IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL COMP 1030 OVERALL |
| First Groove Nominal Diameter | 0.750 INCHES SECOND END IN |
| First Groove Nominal Width | 0.1406 INCHES SECOND END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.375 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11-02674 PRIMARY | Tyco Fire Products Lp (USA) |
| Reference | Meaning |
|---|---|
| SC2674 | 5/9 Secondary reference Tyco Fire Products Lp |
| 801E6033 | 5/9 Secondary reference Kersey / American Lafrance a Div of Figgie International Inc |
NSN 3020-00-386-8965 is a Gear,spur, manufactured by Tyco Fire Products Lp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-386-8965 has 1 manufacturer part number on file: 11-02674 (Tyco Fire Products Lp).
1 possible match (shared part number, not a government interchangeability claim): 2920-00-905-5449. Verify interchangeability with system specifications before substitution.
Key specifications for 11-02674: Keyway Nominal Width: 0.096 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.4385 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.000 INCHES SECOND END IN; Hub Nominal Diameter: 0.9985 INCHES FIRST END IN. 27 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.