The Test Set,fire Control Subsystem, cataloged under National Stock Number 4931-01-391-7635, is classified within Federal Supply Class 4931 (Fire Control Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4931-01-391-7635 |
| Item Name | Test Set,fire Control Subsystem |
| FSC / FSG | 4931 / 49 — Fire Control Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| AC Voltage Rating | 115.0 VOLTS NOMINAL |
| Diameter | 17.100 INCHES NOMINAL IN |
| Electrical Power Source Relationship | ALTERNATE OPERATING |
| Height | 3.470 INCHES NOMINAL IN |
| Frequency Rating | 60.0 HERTZ NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| DS347-080-UM.488 | 3/9 Design control — primary reference Interface Engineering Corporation |
NSN 4931-01-391-7635 is a Test Set,fire Control Subsystem, classified under FSC 4931, Fire Control Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4931-01-391-7635: AC Voltage Rating: 115.0 VOLTS NOMINAL; Diameter: 17.100 INCHES NOMINAL IN; Electrical Power Source Relationship: ALTERNATE OPERATING; Height: 3.470 INCHES NOMINAL IN. 5 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.