The Brush,electrical Contact, cataloged under National Stock Number 5977-00-280-3281, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5977-00-280-3281 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Status | ACTIVE |
| Length | 1.250 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Style Designator | PAIRED |
| Material Document and Classification | OHIO CARBON GRADE BCH MFR REF SINGLE MATERIAL RESPONSE |
| Spring Free Length | 4.190 INCHES NOMINAL IN |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL WITH REDUCED END |
| Brush Shunt Length | 4.125 INCHES NOMINAL THIRD SHUNT IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.750 INCHES NOMINAL IN |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Thickness | 0.500 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 |
| Reference | Meaning |
|---|---|
| S100216-20 | 5/9 Secondary reference Stone Safety Corp |
| ANSI/NEMA PUB NO. CB1 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5977-00-280-3281 is a Brush,electrical Contact, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
Key specifications for 5977-00-280-3281: Length: 1.250 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Style Designator: PAIRED; Material Document and Classification: OHIO CARBON GRADE BCH MFR REF SINGLE MATERIAL RESPONSE. 13 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.