Part Number K626653 - A New Original 5/16 Copper Washer For Mounting Fuel Feed Pump On A David Brown 770A, 770B, 780, 880A, 880B, 880E, 880F, 880UE, 880UF, 885, 885N, 990, 990A, 990B, 995, 996, 1200, 1210, 1212, 1410, 1412 Tractors, Also Fits A David Brown AD4/47 Engines, Case 1190, 1194, 1290, 1294, 1390, 1394, 1490, 1494, 1594, 1690 Tractors, Case 580F, 580G Backhoe, IH D-155, D-179, D-206, D-246, D-268, D-310, D-358 Engines, IH 278, 433, 454, 533, 574, 584, 585, 633, 644, 674, 684, 685, 733, 744, 784, 785, 833, 844, 884, 885, 2400A, 2500A, Hydro 84 Tractors, CaseIH Industrial 248 Tractors, IH Industrial 258, 268 Tractors,  CaseIH 585, 885 Tractors, Case 1529 Skid Steer Loader, Case 850 Crawler Tractors, Case 380CK Loader Tractors, Case DH7 Trencher.  Old Part Numbers are K260464, K260461, K963476, K962666, K964876, K965005, K965730, K262754, K963475, K963477, K962713, 1332889C1, 3144668R1, 3144668R92, K14988, K15734, K260286, K260287, K963474, K964874, K964875, K965731, K965911, K965912, K965913.  Washer Fits these Models in Many Other Areas On the Tractor