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 |
|---|---|
| 3B150 | RAYTHEON TECHNICAL SERVICES COMPANY |
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 |
|---|---|---|
| AASV | HEAD LENGTH | 0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
| AASV | HEAD LENGTH | 0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
| BTHR | TOP STYLE | CYLINDRICAL HEAD |
| MATT | MATERIAL | SILVER GRAPHITE |
| AGWM | LARGEST OUTSIDE DIAMETER | 0.185 INCHES NOMINAL |
| CRBG | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED |
| ABRY | LENGTH | 0.825 INCHES MINIMUM AND 0.835 INCHES MAXIMUM |
| CQGT | CONTACT FACE STYLE | CONCAVE |
| AASL | HEAD DIAMETER | 0.146 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| AEBT | TERMINAL DIAMETER | 0.312 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | ONE PIECE |
| CRWQ | PRESSURE SPRING TYPE AND QUANTITY | 1 CYLINDRICAL |
| AABU | SHUNT POSITION DESIGNATOR | 5 |
| AGEK | SPRING FREE LENGTH | 1.312 INCHES NOMINAL |
| ABGG | RADIUS | 1.4758 INCHES MINIMUM AND 1.4761 INCHES MAXIMUM |
| ABNM | THICKNESS | 0.184 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| TTQY | TERMINAL TYPE AND QUANTITY | 1 ROUND CAP |
| AHXP | BRUSH SHUNT LENGTH | 1.000 INCHES NOMINAL SINGLE SHUNT |
| ABGL | WIDTH | 0.184 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |