The Gear,helical, cataloged under National Stock Number 3020-01-360-7990, 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 Allison Transmission Inc Dba Allison Transmission, Inc. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Gear,helical |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | Allison Transmission Inc Dba Allison Transmission, Inc (CAGE 73342); Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (CAGE 0FW39); Amz Alabama Inc. (CAGE 076M6); Oshkosh Defense Llc (CAGE 75Q65) |
| Parameter | Value |
|---|---|
| NSN | 3020-01-360-7990 |
| Primary Part Number | 29502001 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 29502001 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 29502001 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 29502001 | Amz Alabama Inc. (USA) |
| 29502001 | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 029180T | C/1 Advisory reference — outside the item-of-supply concept Kovatch Corp. |
NSN 3020-01-360-7990 is a Gear,helical, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-360-7990 has 4 manufacturer part numbers on file: 29502001 (Allison Transmission Inc Dba Allison Transmission, Inc), 29502001 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 29502001 (Amz Alabama Inc.), 29502001 (Oshkosh Defense Llc).
1 possible match (shared part number, not a government interchangeability claim): 5895-01-587-8582. Verify interchangeability with system specifications before substitution.
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.