The Drum,aircraft, cataloged under National Stock Number 1680-01-422-4545, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Ontic Engineering and Manufacturing, Inc.. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-422-4545 |
| Primary Part Number | 27998 |
| Item Name | Drum,aircraft |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Ontic Engineering and Manufacturing, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 27998 | Ontic Engineering and Manufacturing, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 27998 | 5/9 Secondary reference Ontic Engineering & Manufacturing Uk Limited Div Ontic Engineering and Manufacturing Uk Limited |
| 27998 | 5/9 Secondary reference Ge Aviation Systems Llc Dba Ge Aviation |
| 27998 | 3/9 Design control — primary reference Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
NSN 1680-01-422-4545 is a Drum,aircraft, manufactured by Ontic Engineering and Manufacturing, Inc., classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-422-4545 has 1 manufacturer part number on file: 27998 (Ontic Engineering and Manufacturing, Inc.).
Key specifications for 27998: Special Features: DRUM; End Item Identification: AIRCRAFT C-130. 0 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.
NSN 1680-01-422-4545 has DEMIL Code Q. 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.