The Brush Assembly,electrical, cataloged under National Stock Number 5977-00-306-5065, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 1 specification, 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 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 | 5977-00-306-5065 |
| Primary Part Number | 839221 |
| Item Name | Brush Assembly,electrical |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL ASTM D789,BRUSHES MTG IN PLASTIC MOLDING TYPE PEA NATURAL 65 025 76,MTG W/TWO 0.104 IN. DIA HOLES 0.625 IN. C TO C,TWO EA. BLADE TYPE TERMINALS 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 |
|---|---|
| 839221 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5977-00-306-5065 is a Brush Assembly,electrical, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-306-5065 has 1 manufacturer part number on file: 839221 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 2920-00-733-8630. Verify interchangeability with system specifications before substitution.
Key specifications for 839221: General Characteristics Item Description: MATERIAL ASTM D789,BRUSHES MTG IN PLASTIC MOLDING TYPE PEA NATURAL 65 025 76,MTG W/TWO 0.104 IN. DIA HOLES 0.625 IN. C TO C,TWO EA. BLADE TYPE TERMINALS IN. 1 specification is 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.