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National Stock Number:
5977-00-285-0872
Federal Supply Class:
5977
National Item Identification Number:
002850872
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:
| 19745-8 | 20019 | WARD LEONARD CT LLC | | 2650-91PC28 | 95402 | ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC | | 3277471PC28 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 2650-91REVBPC28 | 95402 | ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC | | 2650-91REVBPC28 | 96169 | ELECTRIC BOAT CORPORATION | | 2650-91PC28 | 96169 | ELECTRIC BOAT CORPORATION | | 5645AITEM4GR961E | 20019 | WARD LEONARD CT LLC | | J0-0093 | 20019 | WARD LEONARD CT LLC | | J60-0087 | 20019 | WARD LEONARD CT LLC | | 3277471REVBPC28 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | MILB3743 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BODY STYLE | RECTANGULAR COMMUTATOR | | BRUSH SHUNT LENGTH | 2.250 INCHES NOMINAL SINGLE SHUNT | | CONTACT FACE STYLE | FLAT | | LENGTH | 1.188 INCHES NOMINAL | | OUTER EDGE TO SLOT EDGE DISTANCE | 0.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | CARBONE CORP GRADE EG72 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | ELECTROGRAPHITIC | | SHUNT INSULATION PROVISION AND QUANTITY | 1 INSULATED | | SHUNT POSITION DESIGNATOR | 2 | | SLOT WIDTH | 0.250 INCHES NOMINAL | | SLOT DEPTH | 0.062 INCHES NOMINAL | | PERIPHERAL SPEED | 6500 FEET PER MINUTE | | TOP STYLE | FLAT WITH RECTANGULAR SLOT | | WIDTH | 0.750 INCHES NOMINAL | | STYLE DESIGNATOR | ONE PIECE | | TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/SLOT | | TERMINAL SLOT WIDTH | 0.188 INCHES NOMINAL | | THICKNESS | 0.250 INCHES NOMINAL |
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