The Brush Block Assembly, cataloged under National Stock Number 5977-01-210-2197, 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of the Electrical and Electronic Equipment Components group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Brush Block Assembly |
| FSC / FSG | 5977 — Electrical Contact Brushes and Electrodes (FSG 59) |
| Parameter | Value |
|---|---|
| NSN | 5977-01-210-2197 |
| Item Name | Brush Block Assembly |
| 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) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 260819 | 3/2 Design control — primary reference U.S. Government activity |
| 341301 ITEM 38 | 5/9 Secondary reference U.S. Government activity |
NSN 5977-01-210-2197 is a Brush Block Assembly, 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.