The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-01-256-8752, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-01-256-8752 |
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Terminal Quantity | 3 |
| Terminal Type | WIRE LEAD |
| Brush Quantity Accommodated Per Holder | 3 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2907868-2 REV D | 3/2 Design control — primary reference U.S. Government activity |
| 2907868-2 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5977-01-256-8752 is a Holder,electrical Contact Brush, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5977-01-426-0451. Verify interchangeability with system specifications before substitution.
Key specifications for 5977-01-256-8752: Terminal Quantity: 3; Terminal Type: WIRE LEAD; Brush Quantity Accommodated Per Holder: 3. 3 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.
NSN 5977-01-256-8752 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.