The Brush,electrical Contact, cataloged under National Stock Number 5977-01-123-2818, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-01-123-2818 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Length | 0.435 INCHES NOMINAL IN |
| Terminal Diameter | 0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Largest Outside Diameter | 0.160 INCHES NOMINAL IN |
| Body Style | RECTANGULAR |
| Shunt Position Designator | 5 |
| Style Designator | ONE PIECE |
| Material Document and Classification | SUPERIOR CARBON,GRADE AB-54 MFR REF SINGLE MATERIAL RESPONSE |
| Spring Free Length | 1.400 INCHES NOMINAL IN |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Material | CARBON |
| Terminal Type and Quantity | 1 ROUND CAP |
| Thickness | 0.123 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 402-3302-1 | 3/9 Design control — primary reference Kollmorgen Corp Magnedyne Div |
NSN 5977-01-123-2818 is a Brush,electrical Contact, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
Key specifications for 5977-01-123-2818: Length: 0.435 INCHES NOMINAL IN; Terminal Diameter: 0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Largest Outside Diameter: 0.160 INCHES NOMINAL IN; Body Style: RECTANGULAR. 15 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.