The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-349-6830, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-349-6830 |
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Brush Spring Adjustability | ADJUSTABLE |
| Mounting Facility Quantity | 2 |
| Terminal Quantity | 2 |
| Inside Width | 0.375 INCHES NOMINAL IN |
| Terminal Type | SCREW |
| Inside Length | 0.938 INCHES NOMINAL IN |
| Overall Thickness | 2.312 INCHES NOMINAL IN |
| Brush Quantity Accommodated Per Holder | 2 |
| Brush Pressure Spring Type Accommodated | SPIRAL TORSION |
| Mounting Facility | THREADED HOLES AND UNTHREADED HOLES |
| Inside Thickness | 1.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 53-104-894-501 | 5/9 Secondary reference Allis Chalmers Corp |
| DR2568PC23 | 5/9 Secondary reference Allis Chalmers Corp |
| 53-104-372-00-501 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5977-00-349-6830 is a Holder,electrical Contact Brush, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
Key specifications for 5977-00-349-6830: Brush Spring Adjustability: ADJUSTABLE; Mounting Facility Quantity: 2; Terminal Quantity: 2; Inside Width: 0.375 INCHES NOMINAL IN. 11 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.