The Brush,electrical Contact, cataloged under National Stock Number 5977-00-736-7927, 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 International Business Machines Corp Parts Order Center Dept E - 54. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-736-7927 |
| Primary Part Number | 205773 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | International Business Machines Corp Parts Order Center Dept E - 54 |
| Status | ACTIVE |
| Length | 0.562 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL |
| Top Style | CYLINDRICAL HEAD |
| Shunt Position Designator | 5 |
| Style Designator | ONE PIECE |
| Material Document and Classification | PURE CARBON BR-621 MFR REF SINGLE MATERIAL RESPONSE |
| Diameter | 0.181 INCHES NOMINAL IN |
| Spring Free Length | 0.625 INCHES NOMINAL IN |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL |
| Brush Shunt Length | 0.625 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Terminal Type and Quantity | 1 ROUND CAP |
| 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 |
|---|---|
| 205773 | International Business Machines Corp Parts Order Center Dept E - 54 (USA) |
| Reference | Meaning |
|---|---|
| 205773 | 5/9 Secondary reference International Business Machines Corporation Dba IBM |
| BR621 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5977-00-736-7927 is a Brush,electrical Contact, manufactured by International Business Machines Corp Parts Order Center Dept E - 54, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-736-7927 has 1 manufacturer part number on file: 205773 (International Business Machines Corp Parts Order Center Dept E - 54).
3 possible matches (shared part number, not a government interchangeability claim): 5995-01-017-7131, 6150-01-227-0293, 5342-01-316-9048. Verify interchangeability with system specifications before substitution.
Key specifications for 205773: Length: 0.562 INCHES NOMINAL IN; Body Style: CYLINDRICAL; Top Style: CYLINDRICAL HEAD; Shunt Position Designator: 5. 13 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.