The Ring,brush Mounting, cataloged under National Stock Number 5977-00-698-2057, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Emerson Electric Co Alco Controls Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Ring,brush Mounting |
| FSC / FSG | 5977 — Electrical Contact Brushes and Electrodes (FSG 59) |
| Manufacturers | Emerson Electric Co Alco Controls Div (CAGE 70255) |
| Parameter | Value |
|---|---|
| NSN | 5977-00-698-2057 |
| Primary Part Number | W17392 |
| Item Name | Ring,brush Mounting |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Emerson Electric Co Alco Controls Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| W17392 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| Reference | Meaning |
|---|---|
| W17392-2 | 5/1 Secondary reference Emerson Electric Co Alco Controls Div |
NSN 5977-00-698-2057 is a Ring,brush Mounting, manufactured by Emerson Electric Co Alco Controls Div, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-698-2057 has 1 manufacturer part number on file: W17392 (Emerson Electric Co Alco Controls Div).
1 possible match (shared part number, not a government interchangeability claim): 5977-01-173-2508. Verify interchangeability with system specifications before substitution.
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.