The Brush,electrical Contact, cataloged under National Stock Number 5977-00-655-2452, 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 Westinghouse Electric Corp. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-655-2452 |
| Primary Part Number | P18C4647 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Length | 0.624 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Radius | 0.484 INCHES NOMINAL IN |
| Terminal Hole Diameter | 0.164 INCHES NOMINAL IN |
| Top Style | FLAT WITH RIGHT EDGE BEVELED |
| Shunt Position Designator | 8 |
| Style Designator | ONE PIECE |
| Material Document and Classification | STACKPOLE GRADE 417BF6 CODE 51A MFR REF SINGLE MATERIAL RESPONSE A |
| Brush Shunt Length | 1.344 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | CONCAVE ON BEVEL |
| Shunt Insulation Provision and Quantity | 1 INSULATED |
| Width | 0.621 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Material | CARBON |
| Terminal Type and Quantity | 1 STRAIGHT W/HOLE |
| Thickness | 0.183 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| P18C4647 PRIMARY | Westinghouse Electric Corp (USA) |
NSN 5977-00-655-2452 is a Brush,electrical Contact, manufactured by Westinghouse Electric Corp, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-655-2452 has 1 manufacturer part number on file: P18C4647 (Westinghouse Electric Corp).
Key specifications for P18C4647: Length: 0.624 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN; Body Style: RECTANGULAR COMMUTATOR; Radius: 0.484 INCHES NOMINAL IN; Terminal Hole Diameter: 0.164 INCHES NOMINAL IN. 15 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.