The Ring,electrical Contact, cataloged under National Stock Number 5977-00-643-6281, 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 4 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-643-6281 |
| Primary Part Number | 209759PC3 |
| Item Name | Ring,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 |
| Shape | CYLINDRICAL |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Inside Diameter | 2.000 INCHES NOMINAL IN |
| Material | SILVER |
| 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 |
|---|---|
| 209759PC3 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5977-00-643-6281 is a Ring,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 5977-00-643-6281 has 1 manufacturer part number on file: 209759PC3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 209759PC3: Shape: CYLINDRICAL; Outside Diameter: 2.250 INCHES NOMINAL IN; Inside Diameter: 2.000 INCHES NOMINAL IN; Material: SILVER. 4 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.