The Feedthru Block,airc, cataloged under National Stock Number 1680-01-573-2925, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Spectrum Control, Inc.. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Feedthru Block,airc |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Spectrum Control, Inc. (CAGE 0LSP2); Allied Defense Industries, Llc Dba Ams Distribution (CAGE 0GD25) |
| Parameter | Value |
|---|---|
| NSN | 1680-01-573-2925 |
| Primary Part Number | 52-1079-004 |
| Item Name | Feedthru Block,airc |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Spectrum Control, 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) |
| Part Number | Manufacturer |
|---|---|
| 52-1079-004 PRIMARY | Spectrum Control, Inc. (USA) |
| 52-1079-004 PRIMARY | Allied Defense Industries, Llc Dba Ams Distribution (USA) |
| Reference | Meaning |
|---|---|
| 52-1079-004 | 5/9 Secondary reference Aschbacher & Associates Inc |
NSN 1680-01-573-2925 is a Feedthru Block,airc, manufactured by Spectrum Control, Inc., classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-573-2925 has 2 manufacturer part numbers on file: 52-1079-004 (Spectrum Control, Inc.), 52-1079-004 (Allied Defense Industries, Llc Dba Ams Distribution).
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 1680-01-573-2925 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.