The Brush,electrical Contact, cataloged under National Stock Number 5977-00-255-0488, 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 Ward Leonard Ct Llc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-255-0488 |
| Primary Part Number | J60-0072 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Outer Edge to Slot Edge Distance | 0.156 INCHES NOMINAL IN |
| Length | 1.188 INCHES NOMINAL IN |
| Peripheral Speed | 6000 FEET PER MINUTE FT |
| Body Style | RECTANGULAR COMMUTATOR |
| Terminal Slot Width | 0.188 INCHES NOMINAL IN |
| Top Style | FLAT WITH RECTANGULAR SLOT |
| Shunt Position Designator | 8 |
| Style Designator | ONE PIECE |
| Material Document and Classification | MORGANITE INC,GR EG11D MFR REF SINGLE MATERIAL RESPONSE |
| Brush Shunt Length | 2.250 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 INSULATED |
| Slot Depth | 0.032 INCHES NOMINAL IN |
| Width | 0.375 INCHES NOMINAL IN |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Slot Width | 0.063 INCHES NOMINAL IN |
| Thickness | 0.375 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 |
NSN 5977-00-255-0488 is a Brush,electrical Contact, manufactured by Ward Leonard Ct Llc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-255-0488 has 2 manufacturer part numbers on file: 2370BR (Ward Leonard Ct Llc), J60-0072 (Ward Leonard Ct Llc).
Key specifications for J60-0072: Outer Edge to Slot Edge Distance: 0.156 INCHES NOMINAL IN; Length: 1.188 INCHES NOMINAL IN; Peripheral Speed: 6000 FEET PER MINUTE FT; Body Style: RECTANGULAR COMMUTATOR. 18 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.