The Drive Unit,magnetic, cataloged under National Stock Number 1220-01-197-9989, is classified within Federal Supply Class 1220 (Fire Control Computing Sights and Devices) of the Fire Control Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1220-01-197-9989 |
| Item Name | Drive Unit,magnetic |
| FSC / FSG | 1220 / 12 — Fire Control Computing Sights and Devices |
| Status | ACTIVE |
| General Characteristics Item Description | MAGNETIC TAPE DRIVE UNIT,WHEN A MAGNETIC TAPE IS INSERTED,FORMS A TAPE MEMORY SYSTEM THAT PROVIDES A MAGNETIC TAPE LOADING CAPABILITY FOR A COMPUTER WITH A HALF-DUPLEX RS-232C COMPATIBLE SERIAL INTERFACE; CONTROL OF THE TAPE IS ACCOMPLISHED BY A SERIALLY INPUTTED COMMAND WORD CONSISTING OF AN OPERNATIONAL MODE,A TRACK SELECT CODE AND A STATUS ENABLE BIT; CHARACTERISTICS RQMTS: BAUD RATE 2400 BAUD (HZ); WORD SIZE 8 BITS; STOP BITS TWO |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| 5611174 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 102290-215 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1220-01-197-9989 is a Drive Unit,magnetic, classified under FSC 1220, Fire Control Computing Sights and Devices. Status: active.
Key specifications for 1220-01-197-9989: General Characteristics Item Description: MAGNETIC TAPE DRIVE UNIT,WHEN A MAGNETIC TAPE IS INSERTED,FORMS A TAPE MEMORY SYSTEM THAT PROVIDES A MAGNETIC TAPE LOADING CAPABILITY FOR A COMPUTER WITH A HALF-DUPLEX RS-232C COMPATIBLE SERIAL INTERFACE; CONTROL OF THE TAPE IS ACCOMPLISHED BY A SERIALLY INPUTTED COMMAND WORD CONSISTING OF AN OPERNATIONAL MODE,A TRACK SELECT CODE AND A STATUS ENABLE BIT; CHARACTERISTICS RQMTS: BAUD RATE 2400 BAUD (HZ); WORD SIZE 8 BITS; STOP BITS TWO. 1 specification is 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 1220-01-197-9989 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.