The Gear,spur, cataloged under National Stock Number 3020-01-033-4470, 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 Designatronics Inc Div Stock Drive Products. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-033-4470 |
| Primary Part Number | 1T2-Y24048 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Designatronics Inc Div Stock Drive Products |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.3125 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.6718 INCHES FIRST END IN |
| Teeth Quantity | 48 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.313 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| Pitch Diameter | 2.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PINNED FIRST END |
| Nominal Outside Diameter | 2.083 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | PLASTIC BODY |
| Material | COPPER ALLOY SLEEVE |
| Face Nominal Width | 0.250 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 |
|---|---|
| 1T2-Y24048 | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| 1T2-Y24048 PRIMARY | Designatronics Inc Div Stock Drive Products (USA) |
| Reference | Meaning |
|---|---|
| 115330-2 | 5/9 Secondary reference Tracor Aerospace Inc Advanced Systems Opn /aso/ Sub of Tracor Inc |
| 1T2Y2448 | 5/9 Secondary reference Designatronics Inc Div Stock Drive Products |
NSN 3020-01-033-4470 is a Gear,spur, manufactured by Designatronics Inc Div Stock Drive Products, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-033-4470 has 2 manufacturer part numbers on file: 1T2-Y24048 (Designatronics Incorporated Div Sterling Instruments Div), 1T2-Y24048 (Designatronics Inc Div Stock Drive Products).
1 possible match (shared part number, not a government interchangeability claim): 8040-01-624-4033. Verify interchangeability with system specifications before substitution.
Key specifications for 1T2-Y24048: Bore Nominal Diameter: 0.3125 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.6718 INCHES FIRST END IN; Teeth Quantity: 48; Body Style: PLAIN, SOLID. 16 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.