The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-01-444-9780, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Tulsa Winch, Inc.. Government technical data includes 6 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. 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 | 3010-01-444-9780 |
| Primary Part Number | 70518 |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Tulsa Winch, Inc. |
| Status | ACTIVE |
| Design Type | SINGLE REDUCTION |
| Gear Type | WORM |
| Specification/standard Data | 96906-MIL-STD-100 GOVERNMENT STANDARD |
| Total Ratio | 36 TO 1 |
| Output Shaft Type | SPLINE |
| Output Shaft Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3010-01-444-9780 is a Gear Assembly,speed Decreaser, manufactured by Tulsa Winch, Inc., classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-444-9780 has 2 manufacturer part numbers on file: 5433309 (Naval Sea Systems Command), 70518 (Tulsa Winch, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 1710-01-488-9278. Verify interchangeability with system specifications before substitution.
Key specifications for 70518: Design Type: SINGLE REDUCTION; Gear Type: WORM; Specification/standard Data: 96906-MIL-STD-100 GOVERNMENT STANDARD; Total Ratio: 36 TO 1. 6 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.