The Brush,electrical Contact, cataloged under National Stock Number 5977-00-476-7850, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Bay Precision Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-476-7850 |
| Primary Part Number | A-820 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | Bay Precision Inc |
| Status | ACTIVE |
| Largest Outside Diameter | 0.160 INCHES NOMINAL IN |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL |
| Style Designator | ONE PIECE |
| Terminal Type and Quantity | 1 ROUND CAP |
| Contact Face Style | CONCAVE |
| Material | CARBON |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Body Style | RECTANGULAR COMMUTATOR |
| Terminal Diameter | 0.250 INCHES NOMINAL IN |
| Length | 0.275 INCHES NOMINAL IN |
| Thickness | 0.100 INCHES NOMINAL IN |
| Shunt Position Designator | 5 |
| Radius | 0.312 INCHES NOMINAL IN |
| Width | 0.182 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-820 | Bay Precision Inc (USA) |
NSN 5977-00-476-7850 is a Brush,electrical Contact, manufactured by Bay Precision Inc, classified under FSC 5977 (No Item Name Available). Status: active.
NSN 5977-00-476-7850 has 1 cross-referenced part number: A-820 (Bay Precision Inc).
There are 6 known substitutes for 5977-00-476-7850: 6740-00-208-0789, 4730-00-608-6692, 5330-00-769-6523 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-820: Largest Outside Diameter: 0.160 INCHES NOMINAL IN; Pressure Spring Type and Quantity: 1 CYLINDRICAL; Style Designator: ONE PIECE; Terminal Type and Quantity: 1 ROUND CAP. 14 total characteristics are documented in the Federal Logistics Information System.