The Brush,electrical Contact, cataloged under National Stock Number 5977-00-064-5202, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 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 | 5977-00-064-5202 |
| Primary Part Number | 1855101 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Length | 0.500 INCHES NOMINAL IN |
| Radius | 5.563 INCHES NOMINAL IN |
| Top Style | CYLINDRICAL HEAD |
| Shunt Position Designator | 5 |
| Style Designator | ONE PIECE |
| Head Length | 0.063 INCHES NOMINAL IN |
| Brush Shunt Length | 1.875 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | CONCAVE |
| Width | 0.156 INCHES NOMINAL IN |
| Material | SILVER GRAPHITE |
| Thickness | 0.281 INCHES NOMINAL IN |
| Head Diameter | 0.125 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 |
NSN 5977-00-064-5202 is a Brush,electrical Contact, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-064-5202 has 2 manufacturer part numbers on file: 341026 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1855101 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
2 possible matches (shared part number, not a government interchangeability claim): 5360-01-268-6785, 5935-01-653-1138. Verify interchangeability with system specifications before substitution.
Key specifications for 1855101: Length: 0.500 INCHES NOMINAL IN; Radius: 5.563 INCHES NOMINAL IN; Top Style: CYLINDRICAL HEAD; Shunt Position Designator: 5. 12 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.