The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-01-269-7749, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ring Assembly,electrical Contact |
| FSC / FSG | 5977 — Electrical Contact Brushes and Electrodes (FSG 59) |
| Parameter | Value |
|---|---|
| NSN | 5977-01-269-7749 |
| Item Name | Ring Assembly,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| F2791 | 3/2 Design control — primary reference U.S. Government activity |
| 60355 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5977-01-269-7749 is a Ring Assembly,electrical Contact, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 2040-01-536-1441, 5340-01-549-3799, 5305-01-549-6085. Verify interchangeability with system specifications before substitution.
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.