The Mask, cataloged under National Stock Number 5977-01-234-5404, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Mask |
| FSC / FSG | 5977 — Electrical Contact Brushes and Electrodes (FSG 59) |
| Parameter | Value |
|---|---|
| NSN | 5977-01-234-5404 |
| Item Name | Mask |
| 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 |
|---|---|
| BHW-1226 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5977-01-234-5404 is a Mask, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
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.