The Capstan Assembly, cataloged under National Stock Number 5835-00-978-4451, is classified within Federal Supply Class 5835 (Sound Recording and Reproducing Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Ampex Data Systems Corporation Dba Ampex Intelligent Systems. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Capstan Assembly |
| FSC / FSG | 5835 — Sound Recording and Reproducing Equipment (FSG 58) |
| Manufacturers | Ampex Data Systems Corporation Dba Ampex Intelligent Systems (CAGE 0PN68) |
| Parameter | Value |
|---|---|
| NSN | 5835-00-978-4451 |
| Primary Part Number | 8209-21 |
| Item Name | Capstan Assembly |
| FSC / FSG | 5835 / 58 — Sound Recording and Reproducing Equipment |
| Manufacturer | Ampex Data Systems Corporation Dba Ampex Intelligent Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 8209-21 PRIMARY | Ampex Data Systems Corporation Dba Ampex Intelligent Systems (USA) |
| 8209-21REVF PRIMARY | Ampex Data Systems Corporation Dba Ampex Intelligent Systems (USA) |
| Reference | Meaning |
|---|---|
| 8209-21 | 5/9 Secondary reference U.S. Government activity |
| 8209-21REVF | 5/9 Secondary reference U.S. Government activity |
NSN 5835-00-978-4451 is a Capstan Assembly, manufactured by Ampex Data Systems Corporation Dba Ampex Intelligent Systems, classified under FSC 5835, Sound Recording and Reproducing Equipment. Status: active.
NSN 5835-00-978-4451 has 2 manufacturer part numbers on file: 8209-21 (Ampex Data Systems Corporation Dba Ampex Intelligent Systems), 8209-21REVF (Ampex Data Systems Corporation Dba Ampex Intelligent Systems).
Possible hazard — SDS may be required (DLA HMIC P). 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.