The Brush,electrical Contact, cataloged under National Stock Number 5977-00-243-2527, 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16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5977-00-243-2527 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Length | 1.000 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Radius | 1.234 INCHES NOMINAL IN |
| Terminal Hole Diameter | 0.171 INCHES NOMINAL IN |
| Top Style | FLAT WITH RIGHT EDGE BEVELED |
| Shunt Position Designator | 8 |
| Style Designator | ONE PIECE |
| Material Document and Classification | MORGANITE INC,GRADE CM-9 MFR REF SINGLE MATERIAL RESPONSE |
| Brush Shunt Length | 1.750 INCHES MINIMUM AND 1.875 INCHES MAXIMUM SINGLE SHUNT IN |
| Contact Face Style | CONCAVE ON BEVEL |
| Shunt Insulation Provision and Quantity | 1 INSULATED |
| Width | 0.646 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Bevel Angle | 6.0 DEGREES NOMINAL |
| Material | COPPER GRAPHITE |
| Terminal Type and Quantity | 1 STRAIGHT W/HOLE |
| Thickness | 0.246 INCHES MINIMUM AND 0.250 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 |
|---|---|
| SC-D-98143-7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5977-00-243-2527 is a Brush,electrical Contact, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
Key specifications for 5977-00-243-2527: Length: 1.000 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Radius: 1.234 INCHES NOMINAL IN; Terminal Hole Diameter: 0.171 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.