The Brush,electrical Contact, cataloged under National Stock Number 5977-00-280-8395, 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 Hyundai Ideal Electric Co.. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-280-8395 |
| Primary Part Number | 7X1/2 SPEER E-24 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Hyundai Ideal Electric Co. |
| Status | ACTIVE |
| Length | 2.000 INCHES NOMINAL IN |
| Peripheral Speed | 5500 FEET PER MINUTE FT |
| Body Style | RECTANGULAR COMMUTATOR |
| Terminal Slot Width | 0.406 INCHES NOMINAL IN |
| Top Style | BEVELED FRONT WITH LEFT SHOULDER |
| Shunt Position Designator | 10 |
| Criticality Code Justification | MATT AND MDCL |
| Style Designator | ONE PIECE |
| Material Document and Classification | AIRCO SPER CARBON GRADE E24 MFR REF SINGLE MATERIAL RESPONSE |
| Angle | 45.0 DEGREES NOMINAL |
| Brush Shunt Length | 4.500 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | BEVELED |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 1.313 INCHES NOMINAL IN |
| Bevel Angle | 30.0 DEGREES NOMINAL |
| 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 7X1/2 SPEER E-24 PRIMARY | Hyundai Ideal Electric Co. (USA) |
| Reference | Meaning |
|---|---|
| ANSI/NEMA PUB NO. CB1 | 5/9 Secondary reference U.S. Government activity |
| 311-7-5-460 | 5/9 Secondary reference Hyundai Ideal Electric Co. |
NSN 5977-00-280-8395 is a Brush,electrical Contact, manufactured by Hyundai Ideal Electric Co., classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-280-8395 has 1 manufacturer part number on file: 7X1/2 SPEER E-24 (Hyundai Ideal Electric Co.).
Key specifications for 7X1/2 SPEER E-24: Length: 2.000 INCHES NOMINAL IN; Peripheral Speed: 5500 FEET PER MINUTE FT; Body Style: RECTANGULAR COMMUTATOR; Terminal Slot Width: 0.406 INCHES NOMINAL IN. 18 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.