Part Number
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 81705 | NATIONAL ELECTRICAL MFRS ASSN |
Federal Supply Class
Title
ELECTRICAL CONTACT BRUSHES AND E
Inclusions:
INCLUDES BRUSHES FOR ELECTRICAL ROTATING EQUIPMENT; CARBON STOCK FOR BRUSHES; BRUSH ARM AND HOLDERS; LIGHTING ELECTRODES.
Exclusions:
EXCLUDES ANODES; CATHODES; WELDING ELECTRODES.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABGG | RADIUS | 3.000 INCHES NOMINAL |
| ABGG | RADIUS | 3.000 INCHES NOMINAL |
| CRBG | SHUNT INSULATION PROVISION AND QUANTITY | 1 INSULATED |
| AABU | SHUNT POSITION DESIGNATOR | 2 |
| CRTL | CRITICALITY CODE JUSTIFICATION | MATT |
| BTHR | TOP STYLE | FLAT |
| ABGL | WIDTH | 1.109 INCHES NOMINAL |
| CQGT | CONTACT FACE STYLE | CONCAVE ON BEVEL |
| TTQY | TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/HOLE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | UNION CARBIDE CORP,CARBON PRODUCTS DIV,GRADE SA-45 MFR REF SINGLE MATERIAL RESPONSE |
| AAQL | BODY STYLE | RECTANGULAR COMMUTATOR |
| STYL | STYLE DESIGNATOR | ONE PIECE |
| AHXP | BRUSH SHUNT LENGTH | 2.750 INCHES NOMINAL ALL SHUNTS |
| MATT | MATERIAL | ELECTROGRAPHITIC |
| CQYQ | CLIP TYPE | NEMA HAMMER TYPE A |
| AACQ | PERIPHERAL SPEED | 8000 FEET PER MINUTE |
| ABRY | LENGTH | 1.625 INCHES NOMINAL |
| CQPY | BEVEL ANGLE | 30.0 DEGREES NOMINAL |
| AHXQ | TERMINAL HOLE DIAMETER | 0.219 INCHES NOMINAL |
| ABNM | THICKNESS | 0.391 INCHES NOMINAL |