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 |
|---|---|
| 51064 | ROBBINS AND MYERS INC |
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 |
|---|---|---|
| ABNM | THICKNESS | 0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| BTHR | TOP STYLE | CYLINDRICAL HEAD |
| AASV | HEAD LENGTH | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| ABGG | RADIUS | 0.562 INCHES MINIMUM AND 0.577 INCHES MAXIMUM |
| CRBG | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STACKPOLE CARBON CO,GRADE 417 MFR REF SINGLE MATERIAL RESPONSE |
| CQGT | CONTACT FACE STYLE | CONCAVE |
| AHXP | BRUSH SHUNT LENGTH | 1.062 INCHES MINIMUM SINGLE SHUNT AND 1.124 INCHES MAXIMUM SINGLE SHUNT |
| ABGL | WIDTH | 0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AAQL | BODY STYLE | RECTANGULAR COMMUTATOR |
| STYL | STYLE DESIGNATOR | ONE PIECE |
| AGWM | LARGEST OUTSIDE DIAMETER | 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM |
| CRWQ | PRESSURE SPRING TYPE AND QUANTITY | 1 CYLINDRICAL |
| AABU | SHUNT POSITION DESIGNATOR | 5 |
| MATT | MATERIAL | ELECTROGRAPHITIC |
| ABRY | LENGTH | 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
| AGEK | SPRING FREE LENGTH | 1.187 INCHES MINIMUM AND 1.343 INCHES MAXIMUM |
| AEBT | TERMINAL DIAMETER | 0.237 INCHES MINIMUM AND 0.257 INCHES MAXIMUM |
| TTQY | TERMINAL TYPE AND QUANTITY | 1 ROUND CAP |
| AASL | HEAD DIAMETER | 0.212 INCHES MINIMUM AND 0.218 INCHES MAXIMUM |