The Brush,electrical Contact, cataloged under National Stock Number 5977-00-983-8629, 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 Miraj Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5977-00-983-8629 |
| Primary Part Number | M-BJM5-21 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Miraj Corp |
| Status | ACTIVE |
| Length | 0.875 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Shunt Position Designator | 1 |
| Style Designator | ONE PIECE |
| Material Document and Classification | SUNSTRAND CARBON GRADE 417 MFR REF SINGLE MATERIAL RESPONSE |
| Brush Shunt Length | 1.375 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.750 INCHES NOMINAL IN |
| Material | CARBON |
| Thickness | 0.312 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 |
|---|---|
| M-BJM5-21 PRIMARY | Miraj Corp (USA) |
| Reference | Meaning |
|---|---|
| 5074-003 | 5/9 Secondary reference Raytheon Company Div Rmd Strategic |
NSN 5977-00-983-8629 is a Brush,electrical Contact, manufactured by Miraj Corp, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-983-8629 has 1 manufacturer part number on file: M-BJM5-21 (Miraj Corp).
Key specifications for M-BJM5-21: Length: 0.875 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Shunt Position Designator: 1; Style Designator: ONE PIECE. 11 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.