The Brush,electrical Contact, cataloged under National Stock Number 5977-00-752-2021, 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 16 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-752-2021 |
| Primary Part Number | J060-0140 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Length | 1.188 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Terminal Slot Width | 0.188 INCHES NOMINAL IN |
| Top Style | FLAT WITH LEFT AND RIGHT EDGE BEVELED |
| Shunt Position Designator | 2 |
| Style Designator | ONE PIECE |
| Bevel Depth | 0.156 INCHES NOMINAL IN |
| Material Document and Classification | NATIONAL GRADE F89 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 |
| Bevel Length | 0.156 INCHES NOMINAL IN |
| Width | 0.750 INCHES NOMINAL IN |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Thickness | 0.313 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 |
|---|---|
| J060-0140 PRIMARY | Ward Leonard Ct Llc (USA) |
| 219646-1GRF89 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 219646-1GPF89 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| RC10-2402 | 5/9 Secondary reference Ucar Carbon Co Inc |
| NEMA PUB CB1 | 3/1 Design control — primary reference National Electrical Mfrs Assn Dba Nema |
| 63000900 | 5/9 Secondary reference National Electrical Carbon Products, Inc. Div Electrical |
| MILB003743 | 4/1 Identification reference U.S. Government activity |
| RC10-2402 | 5/9 Secondary reference National Electrical Carbon Products, Inc. Div Electrical |
| S1102438I402 | 5/9 Secondary reference National Electrical Carbon Products, Inc. Div Electrical |
NSN 5977-00-752-2021 is a Brush,electrical Contact, manufactured by Ward Leonard Ct Llc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-752-2021 has 2 manufacturer part numbers on file: J060-0140 (Ward Leonard Ct Llc), 219646-1GRF89 (Northrop Grumman Systems Corporation).
Key specifications for J060-0140: Length: 1.188 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Terminal Slot Width: 0.188 INCHES NOMINAL IN; Top Style: FLAT WITH LEFT AND RIGHT EDGE BEVELED. 16 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.