The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-548-4928, 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 Kurz & Root Generator Company, Llc. Government technical data includes 9 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 | 5977-00-548-4928 |
| Primary Part Number | 4659PT18-4659 |
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Kurz & Root Generator Company, Llc |
| Status | ACTIVE |
| Brush Spring Adjustability | ADJUSTABLE |
| Mounting Facility Quantity | 1 |
| Inside Width | 0.250 INCHES NOMINAL IN |
| Inside Length | 0.750 INCHES NOMINAL IN |
| Overall Thickness | 0.250 INCHES NOMINAL IN |
| Brush Pressure Spring Type Accommodated | SPIRAL TORSION |
| Mounting Facility | THREADED STUD(S) |
| Inside Thickness | 0.875 INCHES NOMINAL IN |
| Material | COPPER ALLOY BOX |
| 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 |
|---|---|
| 4659PT18-4659 PRIMARY | Kurz & Root Generator Company, Llc (USA) |
NSN 5977-00-548-4928 is a Holder,electrical Contact Brush, manufactured by Kurz & Root Generator Company, Llc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-548-4928 has 1 manufacturer part number on file: 4659PT18-4659 (Kurz & Root Generator Company, Llc).
Key specifications for 4659PT18-4659: Brush Spring Adjustability: ADJUSTABLE; Mounting Facility Quantity: 1; Inside Width: 0.250 INCHES NOMINAL IN; Inside Length: 0.750 INCHES NOMINAL IN. 9 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.