{"product_id":"giddings-lewis-machine-interface-board-502-03431-10-0226-634","title":"Giddings \u0026 Lewis Machine Interface Board 502-03431-10","description":"\u003cp\u003eA machine interface board from Giddings \u0026amp; Lewis, part number 502-03431-10, also cross-referenced on the PCB silkscreen as 501-04317-00. Revision 1, dated 9\/87. This PC board assembly is classified as a machine interface board and is listed as discontinued by the manufacturer. The board is populated with multiple Potter \u0026amp; Brumfield-style relay components visible on both sides of the PCB, along with passive components including capacitors and resistors. Three edge-mount connectors with ribbon-cable-style pin headers are present along the lower edge of the board, and the assembly is mounted in a sheet metal bracket that spans the full length of the card. The PCB silkscreen references \"POCC\" and \"\u0026amp; LEWIS,\" consistent with Giddings \u0026amp; Lewis machine tool control system nomenclature. This board type is associated with POCC (Programmable Open-loop Control Computer) platform machine tool control systems. MPN 502-03431-10 is the OEM-designated assembly number confirmed through US industrial surplus sources. The secondary board number 501-04317-00 also appears in associated Giddings \u0026amp; Lewis interface board documentation. This item has been identified and listed as discontinued by the original manufacturer.\u003c\/p\u003e\n\n\u003cp\u003eStock # 0226-634\u003c\/p\u003e","brand":"Giddings \u0026 Lewis","offers":[{"title":"Default Title","offer_id":48890727203056,"sku":"m00634","price":599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/6648\/7280\/files\/55638719-6086-4AC6-8C7F-8A776869AF08.jpg?v=1772029722","url":"https:\/\/mroexchange.com\/products\/giddings-lewis-machine-interface-board-502-03431-10-0226-634","provider":"MRO Exchange","version":"1.0","type":"link"}