The Gear,spur, cataloged under National Stock Number 3020-00-341-3779, 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 Cae Usa Inc.. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-341-3779 |
| Primary Part Number | 240704 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Cae Usa Inc. |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.119 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.1580 INCHES FIRST END IN |
| Teeth Quantity | 90 |
| Clamping Surface Nominal Length | 0.1250 INCHES FIRST END IN |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.2870 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 0.7500 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | SPLIT FIRST END |
| Nominal Outside Diameter | 0.7653 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | ALUMINUM ALLOY OVERALL |
| Attachment Method | CLAMP |
| Face Nominal Width | 0.032 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 |
|---|---|
| 240704 PRIMARY | Cae Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 240704 | 5/9 Secondary reference Raytheon Technical Services Company |
NSN 3020-00-341-3779 is a Gear,spur, manufactured by Cae Usa Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-341-3779 has 1 manufacturer part number on file: 240704 (Cae Usa Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5950-00-645-4931, 5365-01-437-0564. Verify interchangeability with system specifications before substitution.
Key specifications for 240704: Bore Nominal Diameter: 1.119 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.1580 INCHES FIRST END IN; Teeth Quantity: 90; Clamping Surface Nominal Length: 0.1250 INCHES FIRST END IN. 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.