The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-01-308-5496, 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 Electro-Miniatures Corp. Dba Electro Miniatures 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5977-01-308-5496 |
| Primary Part Number | E2289-00 |
| Item Name | Ring Assembly,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Electro-Miniatures Corp. Dba Electro Miniatures Corp |
| Status | ACTIVE |
| Supplementary Features | 50 VAC,50 HZ,1 PH; CONTINUOUS DUTY CYCLE; -30 TO +55 DEG C; VIBRATION AND SALT SPRAY PROOF VAC |
| Diameter | 4.875 INCHES NOMINAL IN |
| Surface Treatment | COPPER RING |
| Contact Ring Quantity | 68 |
| 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 |
|---|---|
| E2289-00 PRIMARY | Electro-Miniatures Corp. Dba Electro Miniatures Corp (USA) |
| Reference | Meaning |
|---|---|
| 8811-0650-1 | 7/9 Vendor item drawing reference Drs Icas, Llc |
NSN 5977-01-308-5496 is a Ring Assembly,electrical Contact, manufactured by Electro-Miniatures Corp. Dba Electro Miniatures Corp, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-308-5496 has 1 manufacturer part number on file: E2289-00 (Electro-Miniatures Corp. Dba Electro Miniatures Corp).
Key specifications for E2289-00: Supplementary Features: 50 VAC,50 HZ,1 PH; CONTINUOUS DUTY CYCLE; -30 TO +55 DEG C; VIBRATION AND SALT SPRAY PROOF VAC; Diameter: 4.875 INCHES NOMINAL IN; Surface Treatment: COPPER RING; End Item Identification: AN/TPT-T1(V),RADAR SET. 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.