The Brush,electrical Contact, cataloged under National Stock Number 5977-00-296-3675, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Electric Company. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-296-3675 |
| Primary Part Number | M5057458AAPT18 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Length | 0.875 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Style Designator | ONE PIECE |
| Brush Shunt Length | 2.500 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.500 INCHES NOMINAL IN |
| Material | CARBON |
| 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 |
| Part Number | Manufacturer |
|---|---|
| M5057458AAPT18 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| K860256SUB7PT4 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5977-00-296-3675 is a Brush,electrical Contact, manufactured by General Electric Company, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-296-3675 has 1 manufacturer part number on file: M5057458AAPT18 (General Electric Company).
Key specifications for M5057458AAPT18: Length: 0.875 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Style Designator: ONE PIECE; Brush Shunt Length: 2.500 INCHES NOMINAL SINGLE SHUNT IN. 9 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.