The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-01-321-5810, 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 Leeson Electric Corp. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5977-01-321-5810 |
| Primary Part Number | 900012.01 |
| Item Name | Holder,electrical Contact Brush |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Leeson Electric Corp |
| Status | ACTIVE |
| Overall Diameter | 0.250 INCHES NOMINAL IN |
| Overall Thickness | 0.062 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 |
|---|---|
| 900012.01 PRIMARY | Leeson Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 900012-01 | 5/9 Secondary reference Leeson Electric Corp |
NSN 5977-01-321-5810 is a Holder,electrical Contact Brush, manufactured by Leeson Electric Corp, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-321-5810 has 1 manufacturer part number on file: 900012.01 (Leeson Electric Corp).
Key specifications for 900012.01: Overall Diameter: 0.250 INCHES NOMINAL IN; Overall Thickness: 0.062 INCHES NOMINAL IN; Special Features: ALL WALL THICKNESS 0.062 IN. IN; End Item Identification: 1520-01-082-0686. 2 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.