The Power Unit Assy,dri, cataloged under National Stock Number 1005-00-920-3055, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Power Unit Assy,dri |
| FSC / FSG | 1005 — Guns, Through 30mm (FSG 10) |
| Manufacturers | Honeywell International Inc. Div Aerospace - Torrance (CAGE 70210); General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (CAGE 05606) |
| Parameter | Value |
|---|---|
| NSN | 1005-00-920-3055 |
| Primary Part Number | 903D749G1 |
| Item Name | Power Unit Assy,dri |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 556040-7-1 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| 903D749G1 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
| 556040-9-1 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 556040-7-1 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| 903D74961 | 5/9 Secondary reference General Electric Company |
NSN 1005-00-920-3055 is a Power Unit Assy,dri, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-00-920-3055 has 3 manufacturer part numbers on file: 556040-7-1 (Honeywell International Inc. Div Aerospace - Torrance), 903D749G1 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems), 556040-9-1 (Honeywell International Inc. Div Aerospace - Torrance).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1005-00-920-3055 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.