Part Details | ELECTRICAL CONTACT BRUSH
5977-00-752-2021 An item specifically designed to be used in the transfer of electrical energy to or from another conducting surface. Either the brush or the surface is continually moving during the transfer of energy. The brush is usually composed in part of some form of the element carbon. Includes: (1) a single brush either with or without an attached shunt (flexible wire lead) and/or a helical or flat type pressure spring; (2) a split brush composed of two or more pieces (wafers), which are used in place of one brush usually connected together by individual shunts to a common terminal; (3) paired brushes composed of two identical or non-identical brushes connected together by a common shunt either with or without pressure springs or connected by individual shunts to a common terminal, or with pressure springs and connected to a common bar, bracket or the like either with or without individual shunts; (4) multiple brushes composed of more than two identical or non-identical brushes without pressure springs connected by individual shunts to a common terminal, or with pressure springs and connected to a common bar, bracket or the like by individual shunts. Does not include moving contacts which make and slide past stationary contacts, but are stationary while the circuit is conducting, such as the sliding contacts on a rheostat or the stationary contact on a synchro. Excludes: CONTACT, ELECTRICAL; and CONTACT ASSEMBLY, ELECTRICAL.
Alternate Parts: 2196461GPF89, 219646-1GPF89, MILB003743, S1102438I402, RC102402, RC10-2402, 63000900, NEMA PUB CB1, 2196461GRF89, 219646-1GRF89, RC102402, RC10-2402, J0600140, J060-0140, 5977-00-752-2021, 00-752-2021, 5977007522021, 007522021
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | JAN 01, 1962 | 00-752-2021 | 00302 ( BRUSH, ELECTRICAL CONTACT ) |
REFERENCE DRAWINGS & PICTURES
RECTANGULAR COMMUTATOR
FLAT WITH LEFT AND RIGHT EDGE BEVELED
FLAT
ONE PIECE
Cross Reference | NSN 5977-00-752-2021
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 219646-1GPF89 | 56232 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| MILB003743 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| S1102438I402 | 0AHP6 | NATIONAL ELECTRICAL CARBON PRODUCTS,INC. |
| RC10-2402 | 0AHP6 | NATIONAL ELECTRICAL CARBON PRODUCTS,INC. |
| 63000900 | 0AHP6 | NATIONAL ELECTRICAL CARBON PRODUCTS,INC. |
| NEMA PUB CB1 | 1P787 | NATIONAL ELECTRICAL MFRS ASSNDBA NEMA |
| 219646-1GRF89 | 03956 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NAVIGATION AND MARITIME SYSTEMS |
| RC10-2402 | 42451 | UCAR CARBON CO INC |
| J060-0140 | 20019 | WARD LEONARD CT LLCDIV WARD LEONARD - TECH SYSTEMS |
Technical Data | NSN 5977-00-752-2021
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ONE PIECE |
| MATERIAL | ELECTROGRAPHITIC |
| MATERIAL DOCUMENT AND CLASSIFICATION | NATIONAL GRADE F89 MFR REF SINGLE MATERIAL RESPONSE |
| BODY STYLE | RECTANGULAR COMMUTATOR |
| WIDTH | 0.750 INCHES NOMINAL |
| THICKNESS | 0.313 INCHES NOMINAL |
| LENGTH | 1.188 INCHES NOMINAL |
| CONTACT FACE STYLE | FLAT |
| TOP STYLE | FLAT WITH LEFT AND RIGHT EDGE BEVELED |
| BEVEL DEPTH | 0.156 INCHES NOMINAL |
| BEVEL LENGTH | 0.156 INCHES NOMINAL |
| SHUNT INSULATION PROVISION AND QUANTITY | 1 INSULATED |
| SHUNT POSITION DESIGNATOR | 2 |
| TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/SLOT |
| TERMINAL SLOT WIDTH | 0.188 INCHES NOMINAL |
| SPECIAL FEATURES | CONVEX SLOT ON TOP; INSULATION BANDED BOTH ENDS |