The Brush,electrical Contact, cataloged under National Stock Number 5977-00-280-8463, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-280-8463 |
| Primary Part Number | RC20-4033GRADEAY |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | Ucar Carbon Co Inc |
| Status | ACTIVE |
| Material Document and Classification | NATIONAL GRADE AY MFR REF SINGLE MATERIAL RESPONSE |
| Brush Shunt Length | 4.125 INCHES NOMINAL SINGLE SHUNT IN |
| Length | 1.250 INCHES NOMINAL IN |
| Style Designator | ONE PIECE |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Contact Face Style | BEVELED |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Top Style | BEVELED FRONT WITH LEFT SHOULDER |
| Bevel Angle | 30.0 DEGREES NOMINAL |
| Peripheral Speed | 4000 FEET PER MINUTE FT |
| Thickness | 0.625 INCHES NOMINAL IN |
| Width | 1.250 INCHES NOMINAL IN |
| Shunt Position Designator | 12 |
| Body Style | RECTANGULAR COMMUTATOR |
| Terminal Slot Width | 0.344 INCHES NOMINAL IN |
| Material | ELECTROGRAPHITIC |
| Angle | 40.0 DEGREES NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| RC20-4033GRADEAY | Ucar Carbon Co Inc (USA) |
| 61044541 | National Electrical Carbon Products, Inc. Div Electrical (USA) |
| RC20-4033 | National Electrical Carbon Products, Inc. Div Electrical (USA) |
| RC20-4033GRADEAY | National Electrical Carbon Products, Inc. Div Electrical (USA) |
| RC20-4033 | Ucar Carbon Co Inc (USA) |
| 705275 | Kearfott Corporation Div Guidance and Navigation Division (USA) |
NSN 5977-00-280-8463 is a Brush,electrical Contact, manufactured by Ucar Carbon Co Inc, classified under FSC 5977 (No Item Name Available). Status: active.
NSN 5977-00-280-8463 has 6 cross-referenced part numbers: RC20-4033GRADEAY (Ucar Carbon Co Inc), 61044541 (National Electrical Carbon Products, Inc. Div Electrical), RC20-4033 (National Electrical Carbon Products, Inc. Div Electrical), RC20-4033GRADEAY (National Electrical Carbon Products, Inc. Div Electrical), RC20-4033 (Ucar Carbon Co Inc) and 1 more.
There is 1 known substitute for 5977-00-280-8463: 3110-00-100-0753. Verify interchangeability with system specifications before substitution.
Key specifications for RC20-4033GRADEAY: Material Document and Classification: NATIONAL GRADE AY MFR REF SINGLE MATERIAL RESPONSE; Brush Shunt Length: 4.125 INCHES NOMINAL SINGLE SHUNT IN; Length: 1.250 INCHES NOMINAL IN; Style Designator: ONE PIECE. 17 total characteristics are documented in the Federal Logistics Information System.