The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-321-7637, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-321-7637 |
| Primary Part Number | 103-5072P1 |
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 |
| Inside Length | 0.906 INCHES NOMINAL IN |
| Overall Diameter | 2.875 INCHES NOMINAL IN |
| Overall Thickness | 0.813 INCHES NOMINAL IN |
| Brush Quantity Accommodated Per Holder | 2 |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Mounting Facility | UNTHREADED HOLES |
| Material | COPPER ALLOY BOX |
| 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 |
|---|---|
| 103-5072P1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| C755A1 | 3/2 Design control — primary reference U.S. Government activity |
| C557A1 | 5/2 Secondary reference U.S. Government activity |
| 103-5072P1 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5977-00-321-7637 is a Holder,electrical Contact Brush, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-321-7637 has 1 manufacturer part number on file: 103-5072P1 (Raytheon Company Dba Raytheon Co).
Key specifications for 103-5072P1: Mounting Facility Quantity: 2; Inside Length: 0.906 INCHES NOMINAL IN; Overall Diameter: 2.875 INCHES NOMINAL IN; Overall Thickness: 0.813 INCHES NOMINAL IN. 8 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.