The Brush,electrical Contact, cataloged under National Stock Number 5977-00-545-3331, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5977-00-545-3331 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Length | 0.750 INCHES NOMINAL IN |
| Largest Outside Diameter | 0.197 INCHES NOMINAL IN |
| Body Style | RECTANGULAR SLIP RING |
| Terminal Hole Diameter | 0.281 INCHES NOMINAL IN |
| Shunt Position Designator | 4 AND 6 |
| Style Designator | ONE PIECE |
| Material Document and Classification | SUPERIOR CARBON PRODUCTS INC,GR 2CR MFR REF 1ST MATERIAL RESPONSE OR STACKPOLE CARBON CO,GR WAGC-10P MFR REF 1ST MATERIAL RESPONSE |
| Pressure Spring Type and Quantity | 2 CYLINDRICAL |
| Brush Shunt Length | 3.500 INCHES NOMINAL ALL SHUNTS IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 2 UNINSULATED |
| Width | 0.242 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN |
| Material | CARBON AND COPPER |
| Terminal Type and Quantity | 1 STRAIGHT W/HOLE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SPECIAL FEATURES |
| Thickness | 0.742 INCHES MINIMUM AND 0.748 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 | S |
| Reference | Meaning |
|---|---|
| 1048B867 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5977-00-545-3331 is a Brush,electrical Contact, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
Key specifications for 5977-00-545-3331: Length: 0.750 INCHES NOMINAL IN; Largest Outside Diameter: 0.197 INCHES NOMINAL IN; Body Style: RECTANGULAR SLIP RING; Terminal Hole Diameter: 0.281 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.