The Brush,electrical Contact, cataloged under National Stock Number 5977-01-024-4800, 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-01-024-4800 |
| Primary Part Number | 18764-16 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Length | 0.688 INCHES NOMINAL IN |
| Largest Outside Diameter | 0.219 INCHES NOMINAL IN |
| Body Style | RECTANGULAR |
| Terminal Length | 0.366 INCHES NOMINAL IN |
| Shunt Position Designator | 5 |
| Style Designator | ONE PIECE |
| Material Document and Classification | MORGANITE INC,GRADE EDAD MFR REF SINGLE MATERIAL RESPONSE |
| Spring Free Length | 1.500 INCHES NOMINAL IN |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL WITH REDUCED END |
| Brush Shunt Length | 1.438 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.250 INCHES NOMINAL IN |
| Material | CARBON |
| Terminal Type and Quantity | 1 RECTANGULAR CAP W/EARS |
| 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 |
NSN 5977-01-024-4800 is a Brush,electrical Contact, manufactured by Ward Leonard Ct Llc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-024-4800 has 2 manufacturer part numbers on file: 18764-16 (Ward Leonard Ct Llc), J60-0016 (Ward Leonard Ct Llc).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-135-5423. Verify interchangeability with system specifications before substitution.
Key specifications for 18764-16: Length: 0.688 INCHES NOMINAL IN; Largest Outside Diameter: 0.219 INCHES NOMINAL IN; Body Style: RECTANGULAR; Terminal Length: 0.366 INCHES NOMINAL IN. 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.