The Brush,electrical Contact, cataloged under National Stock Number 5977-00-284-9109, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5977-00-284-9109 |
| Primary Part Number | RC28-1203 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | Ucar Carbon Co Inc |
| Status | CANCELLED |
| Peripheral Speed | 4000 FEET PER MINUTE FT |
| Material | ELECTROGRAPHITIC |
| Material Document and Classification | NATIONAL CARBON CO,GRADE AY MFR REF SINGLE MATERIAL RESPONSE |
| Body Style | RECTANGULAR SLIP RING |
| Width | 0.373 INCHES NOMINAL IN |
| Top Style | FLAT |
| Terminal Slot Width | 0.219 INCHES NOMINAL IN |
| Shunt Insulation Provision and Quantity | 1 INSULATED |
| Shunt Position Designator | 8 |
| Length | 1.500 INCHES NOMINAL IN |
| Contact Face Style | FLAT |
| Style Designator | ONE PIECE |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Thickness | 0.873 INCHES NOMINAL IN |
| Brush Shunt Length | 3.500 INCHES NOMINAL SINGLE SHUNT IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| RC28-1203 | Ucar Carbon Co Inc (USA) |
| EM82741 | Asrc Federal Facilities Logistics, Llc (USA) |
| 26704 | Kalmar AC Inc (USA) |
| PA4993 | Union Carbide Corp Electronic Specialty Products Group (USA) |
| RC28-1203 | National Electrical Carbon Products, Inc. Div Electrical (USA) |
| 61009301 | National Electrical Carbon Products, Inc. Div Electrical (USA) |
| 82741 | Electric Machinery Dresser Industries Inc (USA) |
| A7698 | Electric Machinery Dresser Industries Inc (USA) |
| EM82741 | Harsco Corp Bmy-Combat Systems Div (USA) |
| A7698B | Electric Machinery Dresser Industries Inc (USA) |
| PA4993 | National Electrical Carbon Products, Inc. Div Electrical (USA) |
| 107A698G01 | Electric Machinery Dresser Industries Inc (USA) |
| RC6876 | Hatch & Kirk, Inc. (USA) |
| MJ82741 | Fabco Generators, Inc. Dba Fabco Power (USA) |
| EM518030 | Electric Machinery Dresser Industries Inc (USA) |
| 20623 | H20 Tank Inc U S Motors Div (USA) |
NSN 5977-00-284-9109 is a Brush,electrical Contact, manufactured by Ucar Carbon Co Inc, classified under FSC 5977 (No Item Name Available). Status: cancelled.
NSN 5977-00-284-9109 has 16 cross-referenced part numbers: RC28-1203 (Ucar Carbon Co Inc), EM82741 (Asrc Federal Facilities Logistics, Llc), 26704 (Kalmar AC Inc), PA4993 (Union Carbide Corp Electronic Specialty Products Group), RC28-1203 (National Electrical Carbon Products, Inc. Div Electrical) and 11 more.
There are 12 known substitutes for 5977-00-284-9109: 1650-00-131-9663, 2805-00-604-8164, 5915-00-782-9480 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for RC28-1203: Peripheral Speed: 4000 FEET PER MINUTE FT; Material: ELECTROGRAPHITIC; Material Document and Classification: NATIONAL CARBON CO,GRADE AY MFR REF SINGLE MATERIAL RESPONSE; Body Style: RECTANGULAR SLIP RING. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 5977-00-284-9109 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.