The Gear,spur, cataloged under National Stock Number 3020-00-319-2706, 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 Equitable Engineering Company Inc.. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-319-2706 |
| Primary Part Number | 6781679 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Equitable Engineering Company Inc. |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.351 INCHES BOTH ENDS IN |
| Teeth Quantity | 8 |
| Body Style | PLAIN, SOLID |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Hardness Rating | 58.0 ROCKWELL C NOMINAL OVERALL |
| Style Designator | HUBLESS |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.8000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Spline Quantity | 11 BOTH ENDS |
| Nominal Outside Diameter | 1.000 INCHES IN |
| Pressure Angle | 25.0000 DEGREES |
| Material | STEEL COMP E9310 OVERALL |
| Spline Pitch Diameter | 0.3440 INCHES NOMINAL BOTH ENDS IN |
| Face Nominal Width | 0.304 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 |
|---|---|
| 6781679 PRIMARY | Equitable Engineering Company Inc. (USA) |
| 6781679 | Precision Gear Industries Llc (USA) |
| 6781679 PRIMARY | Arrow Gear Llc (USA) |
| 6781679 PRIMARY | Rolls-Royce Corporation (USA) |
| 6781679 | Chardam Gear Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6781679 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 6781679 | 5/9 Secondary reference General Motors Corp |
NSN 3020-00-319-2706 is a Gear,spur, manufactured by Equitable Engineering Company Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-319-2706 has 5 manufacturer part numbers on file: 6781679 (Equitable Engineering Company Inc.), 6781679 (Precision Gear Industries Llc), 6781679 (Arrow Gear Llc), 6781679 (Rolls-Royce Corporation), 6781679 (Chardam Gear Company, Inc.).
Key specifications for 6781679: Bore Nominal Diameter: 0.351 INCHES BOTH ENDS IN; Teeth Quantity: 8; Body Style: PLAIN, SOLID; Bore Style: INVOLUTE SPLINE BOTH ENDS. 15 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.