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 |
|---|---|
| 30076 | NACCO MATERIALS HANDLING GROUP INC D |
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 |
|---|---|---|
| AHXP | BRUSH SHUNT LENGTH | 1.469 INCHES NOMINAL SINGLE SHUNT |
| AHXP | BRUSH SHUNT LENGTH | 1.469 INCHES NOMINAL SINGLE SHUNT |
| AABU | SHUNT POSITION DESIGNATOR | 2 |
| ABGL | WIDTH | 0.748 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| AHXQ | TERMINAL HOLE DIAMETER | 0.169 INCHES NOMINAL |
| BTHR | TOP STYLE | FLAT |
| CRBG | SHUNT INSULATION PROVISION AND QUANTITY | 2 UNINSULATED |
| TTQY | TERMINAL TYPE AND QUANTITY | 1 YOKE W/HOLE |
| CQGT | CONTACT FACE STYLE | CONCAVE |
| FEAT | SPECIAL FEATURES | 90 DEG BY 0.063 IN. DEEP NOTCH IN CENTER OF CONTACT FACE,TERMINAL HAS 0.375 IN. TONGUE EXTENDING DOWN 0.422 IN. AND AT 22.0 DEG ANGLE |
| AAQL | BODY STYLE | RECTANGULAR COMMUTATOR |
| STYL | STYLE DESIGNATOR | ONE PIECE |
| ABRY | LENGTH | 0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| MATT | MATERIAL | COPPER GRAPHITE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | CARBONE CARBON GRADE 266 FED SPEC 1ST MATERIAL RESPONSE |
| ABGG | RADIUS | 1.250 INCHES NOMINAL |
| ABNM | THICKNESS | 0.370 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |