The Cover,synchro Receiver Mount, cataloged under National Stock Number 5990-01-198-7953, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ripa Engineering Corp. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5990-01-198-7953 |
| Primary Part Number | 3497089 |
| Item Name | Cover,synchro Receiver Mount |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Ripa Engineering Corp |
| Status | ACTIVE |
| Body Width | 0.625 INCHES NOMINAL IN |
| Body Length | 1.000 INCHES NOMINAL IN |
| Mounting Configuration | TWO MOUNTING SLOTS 0.130 IN. W BY 0.187 IN. LG IN |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3497089 PRIMARY | Ripa Engineering Corp (USA) |
| Reference | Meaning |
|---|---|
| 3497089 | 5/2 Secondary reference U.S. Government activity |
NSN 5990-01-198-7953 is a Cover,synchro Receiver Mount, manufactured by Ripa Engineering Corp, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-01-198-7953 has 1 manufacturer part number on file: 3497089 (Ripa Engineering Corp).
Key specifications for 3497089: Body Width: 0.625 INCHES NOMINAL IN; Body Length: 1.000 INCHES NOMINAL IN; Special Features: SURFACE ROUGHNESS 125.0 MICROINCHES; Mounting Configuration: TWO MOUNTING SLOTS 0.130 IN. W BY 0.187 IN. LG IN. 4 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.
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.