The Ring,electrical Contact Brush Ho, cataloged under National Stock Number 5977-00-028-6824, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-028-6824 |
| Item Name | Ring,electrical Contact Brush Ho |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Overall Diameter | 5.750 INCHES NOMINAL IN |
| Overall Thickness | 0.531 INCHES NOMINAL IN |
| Mounting Configuration | FOUR 0.190-32 TAPPED MTG HOLES IRREGULARLY SPACED ON A 4-5/8 IN. DIA CIRCLE IN |
| Material | IRON CAST |
| 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 |
|---|---|
| 5C217 | 5/9 Secondary reference Westinghouse Electric Corp |
| S756236 | 5/9 Secondary reference Westinghouse Electric Corp |
| S756236 | 3/9 Design control — primary reference Westinghouse Electric Corp Power Generation-Generator Div |
| 5C217 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
NSN 5977-00-028-6824 is a Ring,electrical Contact Brush Ho, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
Key specifications for 5977-00-028-6824: Overall Diameter: 5.750 INCHES NOMINAL IN; Overall Thickness: 0.531 INCHES NOMINAL IN; Mounting Configuration: FOUR 0.190-32 TAPPED MTG HOLES IRREGULARLY SPACED ON A 4-5/8 IN. DIA CIRCLE IN; Material: IRON CAST. 4 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.