The Electrode, cataloged under National Stock Number 5977-01-115-2818, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-01-115-2818 |
| Primary Part Number | 3R4C4 |
| Item Name | Electrode |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Voltage Rating in Volts | 24.0 AC |
| Length | 48.000 INCHES NOMINAL IN |
| Shape | ROUND |
| Outside Diameter | 0.313 INCHES NOMINAL IN |
| Surface Treatment | PLASTIC POLYTETRAFLUOROETHYLENE |
| Current Rating | 10.0 AMPERES |
| Material | STEEL CORROSION RESISTING OVERALL |
| Construction | SOLID |
| 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 |
|---|---|
| 2502590-003 | Evac North America Inc (USA) |
| 3R4C4 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| Reference | Meaning |
|---|---|
| 3R3.50B4 | 5/9 Secondary reference Warrick Controls Inc |
| 2502590-003 | 5/9 Secondary reference Envirovac Inc Dba Monogram Systems-Rockford Div |
NSN 5977-01-115-2818 is a Electrode, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-115-2818 has 2 manufacturer part numbers on file: 2502590-003 (Evac North America Inc), 3R4C4 (Setra Systems, Inc. Dba Gems Sensors).
Key specifications for 3R4C4: Voltage Rating in Volts: 24.0 AC; Length: 48.000 INCHES NOMINAL IN; Shape: ROUND; Outside Diameter: 0.313 INCHES NOMINAL IN. 8 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.