The Gear,worm, cataloged under National Stock Number 3020-00-191-6880, 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 Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Gear,worm |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (CAGE 60532) |
| Parameter | Value |
|---|---|
| NSN | 3020-00-191-6880 |
| Primary Part Number | D4524-6038-1 |
| Item Name | Gear,worm |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
| 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 |
|---|---|
| D4524-6038-1 PRIMARY | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA) |
| Reference | Meaning |
|---|---|
| 13225E9286 | 7/2 Vendor item drawing reference U.S. Government activity |
| W16-2H | 3/1 Design control — primary reference Emerson Electric Co Browning Mfg Div |
| 54953 | 5/9 Secondary reference U.S. Government activity |
NSN 3020-00-191-6880 is a Gear,worm, manufactured by Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-191-6880 has 1 manufacturer part number on file: D4524-6038-1 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-616-9017. 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.