The Brush,electrical Contact, cataloged under National Stock Number 5977-00-445-7263, 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 Ucar Carbon Co Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-445-7263 |
| Primary Part Number | RC12-5609N |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | Ucar Carbon Co Inc |
| Status | ACTIVE |
| Style Designator | ONE PIECE |
| Criticality Code Justification | MATT AND MDCL |
| Peripheral Speed | 8000 FEET PER MINUTE FT |
| Shunt Insulation Provision and Quantity | 2 UNINSULATED |
| Brush Shunt Length | 5.500 INCHES NOMINAL ALL SHUNTS IN |
| Bevel Angle | 30.0 DEGREES NOMINAL |
| Angle | 30.0 DEGREES NOMINAL |
| Contact Face Style | BEVELED |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Thickness | 0.375 INCHES NOMINAL IN |
| Terminal Slot Width | 0.281 INCHES NOMINAL IN |
| Length | 2.750 INCHES NOMINAL IN |
| Material Document and Classification | NATIONAL GRADE SA45 MFR REF SINGLE MATERIAL RESPONSE |
| Top Style | BEVELED FRONT |
| Body Style | RECTANGULAR COMMUTATOR |
| Shunt Position Designator | 2 AND 8 |
| Width | 1.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| RC12-5609N | Ucar Carbon Co Inc (USA) |
| NEMA NO. CB1 | National Electrical Mfrs Assn Dba Nema (USA) |
| RC12-5609N | National Electrical Carbon Products, Inc. Div Electrical (USA) |
| MILB003743 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| S1593237 | General Electric Co Outdoor Breaker Business Section (USA) |
| 120A523G02 | General Electric Co Outdoor Breaker Business Section (USA) |
| 61037660 | National Electrical Carbon Products, Inc. Div Electrical (USA) |
NSN 5977-00-445-7263 is a Brush,electrical Contact, manufactured by Ucar Carbon Co Inc, classified under FSC 5977 (No Item Name Available). Status: active.
NSN 5977-00-445-7263 has 7 cross-referenced part numbers: RC12-5609N (Ucar Carbon Co Inc), NEMA NO. CB1 (National Electrical Mfrs Assn Dba Nema), RC12-5609N (National Electrical Carbon Products, Inc. Div Electrical), MILB003743 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S1593237 (General Electric Co Outdoor Breaker Business Section) and 2 more.
There are 12 known substitutes for 5977-00-445-7263: 5977-00-050-1480, 5977-00-230-6021, 5977-00-239-7075 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for RC12-5609N: Style Designator: ONE PIECE; Criticality Code Justification: MATT AND MDCL; Peripheral Speed: 8000 FEET PER MINUTE FT; Shunt Insulation Provision and Quantity: 2 UNINSULATED. 18 total characteristics are documented in the Federal Logistics Information System.