The Synchro Motor, cataloged under National Stock Number 5990-01-043-9816, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Dynamics Motion Control Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-01-043-9816 |
| Primary Part Number | 08M4M-BF0-C0 |
| Item Name | Synchro Motor |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | General Dynamics Motion Control Llc |
| Status | ACTIVE |
| General Characteristics Item Description | 26 V RATED VOLTAGE,400 HZ,1.200 IN. LG MAX,0.750 IN. DIA,0.375 IN LG SPLINED SHAFT,9000 RPM MIN 10000 RPM MAX NO LOAD SPEED V |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 08M4M-BF0-C0 PRIMARY | General Dynamics Motion Control Llc (USA) |
| 58183-1 | Orbit International Corp. Div Orbit Instrument (USA) |
| Reference | Meaning |
|---|---|
| 08M4M-BF0-C0 | 5/9 Secondary reference Vernitron Corp |
NSN 5990-01-043-9816 is a Synchro Motor, manufactured by General Dynamics Motion Control Llc, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-01-043-9816 has 2 manufacturer part numbers on file: 08M4M-BF0-C0 (General Dynamics Motion Control Llc), 58183-1 (Orbit International Corp. Div Orbit Instrument).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-463-2486. Verify interchangeability with system specifications before substitution.
Key specifications for 08M4M-BF0-C0: General Characteristics Item Description: 26 V RATED VOLTAGE,400 HZ,1.200 IN. LG MAX,0.750 IN. DIA,0.375 IN LG SPLINED SHAFT,9000 RPM MIN 10000 RPM MAX NO LOAD SPEED V. 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 5990-01-043-9816 has DEMIL Code B. 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.