The Brush,electrical Contact, cataloged under National Stock Number 5977-00-235-4682, 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 Libby Power Systems, Llc. Government technical data includes 15 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-235-4682 |
| Primary Part Number | 05-3002 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Libby Power Systems, Llc |
| Status | ACTIVE |
| Length | 1.750 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Radius | 2.120 INCHES NOMINAL IN |
| Terminal Slot Width | 0.388 INCHES NOMINAL IN |
| Top Style | BEVELED FRONT WITH RIGHT EDGE BEVELED |
| Shunt Position Designator | 8 |
| Style Designator | ONE PIECE |
| Angle | 20.0 DEGREES NOMINAL |
| Brush Shunt Length | 3.500 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | CONCAVE ON BEVEL |
| Shunt Insulation Provision and Quantity | 1 INSULATED |
| Width | 0.991 INCHES MINIMUM AND 0.995 INCHES MAXIMUM IN |
| Material | CARBON |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Thickness | 0.741 INCHES MINIMUM AND 0.745 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 |
| Part Number | Manufacturer |
|---|---|
| 05-3002 PRIMARY | Libby Power Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| TIP00822-14SEP70 | 5/2 Secondary reference U.S. Government activity |
| 13205E5426 | 7/2 Vendor item drawing reference U.S. Government activity |
| TYPEQ | 5/9 Secondary reference National Electrical Carbon Products, Inc. Div Electrical |
| TYPEQ | 5/9 Secondary reference Ucar Carbon Co Inc |
NSN 5977-00-235-4682 is a Brush,electrical Contact, manufactured by Libby Power Systems, Llc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-235-4682 has 1 manufacturer part number on file: 05-3002 (Libby Power Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 3940-01-334-2280. Verify interchangeability with system specifications before substitution.
Key specifications for 05-3002: Length: 1.750 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Radius: 2.120 INCHES NOMINAL IN; Terminal Slot Width: 0.388 INCHES NOMINAL IN. 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.