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National Stock Number:
5977-00-994-1191
Federal Supply Class:
5977
National Item Identification Number:
009941191
Description:
BRUSH,ELECTRICAL CONTACT
Detail:
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.
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Manufacturer Information:
| 1334534P05 | 0AHP6 | NATIONAL ELECTRICAL CARBON PRODUCTS, INC. | | 1334534PC5 | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT | | 1334534PC5GRADEL352 | 03494 | AMETEK ADVANCED INDUSTRIES, INC. | | ANSI/NEMA PUB NO. CB1 | 81705 | NATIONAL ELECTRICAL MFRS ASSN | | MILB3743 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | NEMA PUB CB1 | 1P787 | NATIONAL ELECTRICAL MFRS ASSN DBA NEMA |
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Techincal Specification:
| ANGLE | 30.0 DEGREES NOMINAL | | BEVEL ANGLE | 15.0 DEGREES NOMINAL | | BODY STYLE | RECTANGULAR COMMUTATOR | | BRUSH SHUNT LENGTH | 3.000 INCHES NOMINAL SINGLE SHUNT | | CLIP TYPE | NEMA HAMMER TYPE EXTENDED A | | CONTACT FACE STYLE | CONCAVE ON BEVEL | | EXTENSION LENGTH | 0.173 INCHES NOMINAL | | LENGTH | 2.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | NATIONAL GRADE L352 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | ELECTROGRAPHITIC | | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED | | SHUNT POSITION DESIGNATOR | 8 | | RADIUS | 3.563 INCHES NOMINAL | | SPECIAL FEATURES | TERMINAL BENT 60 DEG | | WIDTH | 1.250 INCHES NOMINAL | | STYLE DESIGNATOR | ONE PIECE | | TERMINAL HOLE DIAMETER | 0.219 INCHES NOMINAL | | TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/HOLE | | THICKNESS | 0.500 INCHES NOMINAL | | TOP STYLE | BEVELED FRONT |
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