The Brush,electrical Contact, cataloged under National Stock Number 5977-01-200-7000, 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 Miller Electric Mfg. Llc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5977-01-200-7000 |
| Primary Part Number | 049125 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Miller Electric Mfg. Llc |
| Status | ACTIVE |
| Length | 0.625 INCHES NOMINAL IN |
| Body Style | RECTANGULAR SLIP RING |
| Radius | 1.625 INCHES NOMINAL IN |
| Shunt Position Designator | 5 |
| Style Designator | ONE PIECE |
| Material Document and Classification | HELWIG CARBON INC GRADE EH MFR REF SINGLE MATERIAL RESPONSE |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL WITH REDUCED END |
| Brush Shunt Length | 0.688 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | CONCAVE |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 ROUND CAP |
| Thickness | 0.369 INCHES MINIMUM AND 0.373 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 |
|---|---|
| 049125 PRIMARY | Miller Electric Mfg. Llc (USA) |
| Reference | Meaning |
|---|---|
| 049125 | 3/9 Design control — primary reference Miller Electric Mfg. Co. |
NSN 5977-01-200-7000 is a Brush,electrical Contact, manufactured by Miller Electric Mfg. Llc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-200-7000 has 1 manufacturer part number on file: 049125 (Miller Electric Mfg. Llc).
1 possible match (shared part number, not a government interchangeability claim): 2530-01-495-2886. Verify interchangeability with system specifications before substitution.
Key specifications for 049125: Length: 0.625 INCHES NOMINAL IN; Body Style: RECTANGULAR SLIP RING; Radius: 1.625 INCHES NOMINAL IN; Shunt Position Designator: 5. 14 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.