The Brush,electrical Contact, cataloged under National Stock Number 5977-00-388-0572, 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 Tornado Industries Llc Dba Tornado Industries. Government technical data includes 21 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 | 5977-00-388-0572 |
| Primary Part Number | 583 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Tornado Industries Llc Dba Tornado Industries |
| Status | ACTIVE |
| Length | 0.875 INCHES NOMINAL IN |
| Peripheral Speed | 5000 FEET PER MINUTE FT |
| Terminal Diameter | 0.418 INCHES NOMINAL IN |
| Largest Outside Diameter | 0.380 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Radius | 1.000 INCHES NOMINAL IN |
| Top Style | CONICAL HEAD |
| Shunt Position Designator | 5 |
| Style Designator | ONE PIECE |
| Material Document and Classification | MORGANITE INC,GR EG3860 MFR REF SINGLE MATERIAL RESPONSE |
| Spring Free Length | 1.500 INCHES NOMINAL IN |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL WITH REDUCED END |
| Head Length | 0.125 INCHES NOMINAL IN |
| Head Minor Diameter | 0.156 INCHES NOMINAL IN |
| Brush Shunt Length | 1.375 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | CONCAVE |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.437 INCHES NOMINAL IN |
| Material | ELECTROGRAPHITIC |
| Head Major Diameter | 0.187 INCHES NOMINAL IN |
| Thickness | 0.250 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 |
| Part Number | Manufacturer |
|---|---|
| 583 PRIMARY | Tornado Industries Llc Dba Tornado Industries (USA) |
NSN 5977-00-388-0572 is a Brush,electrical Contact, manufactured by Tornado Industries Llc Dba Tornado Industries, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-388-0572 has 1 manufacturer part number on file: 583 (Tornado Industries Llc Dba Tornado Industries).
Key specifications for 583: Length: 0.875 INCHES NOMINAL IN; Peripheral Speed: 5000 FEET PER MINUTE FT; Terminal Diameter: 0.418 INCHES NOMINAL IN; Largest Outside Diameter: 0.380 INCHES NOMINAL IN. 21 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.