The Brush,electrical Contact, cataloged under National Stock Number 5977-00-927-7481, 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15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-927-7481 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Length | 1.188 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Radius | 1.750 INCHES NOMINAL IN |
| Top Style | FLAT |
| Style Designator | PAIRED |
| Material Document and Classification | NATIONAL CARBON GRADE 582 MFR REF SINGLE MATERIAL RESPONSE |
| Brush Shunt Length | 1.750 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | CONCAVE ON BEVEL |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Terminal Bend Angle | 45.0 DEGREES MINIMUM AND 60.0 DEGREES MAXIMUM |
| Width | 0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Bevel Angle | 15.0 DEGREES NOMINAL |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 BENT W/HOLE |
| Thickness | 0.434 INCHES MINIMUM AND 0.438 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 |
|---|---|
| 1334606P02 | 3/9 Design control — primary reference National Electrical Carbon Products, Inc. Div Electrical |
| 1334606-2 | 5/9 Secondary reference General Electric Co Armament and Electrical Systems Dept Electrical Systems Products Dept |
NSN 5977-00-927-7481 is a Brush,electrical Contact, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
Key specifications for 5977-00-927-7481: Length: 1.188 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Radius: 1.750 INCHES NOMINAL IN; Top Style: FLAT. 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.