Pack of 10PCS Plastic Bobbins Compatible with/Replacement for Singer brand Home Sewing Machines.The alternative part number is: P60224 Compatible with/Replacement for Singer brand MACHINE Models : 2010,4613,4617,4623,4663,6230,6234,6235,6238,6250,6251,6267,6268,7000,7005,7027,7037,7043,7050,7060,9113,9117,9124,9133,9137,9143,9217,9224,9240, 9417,9900 PART#: 312956 The alternative part number is: P60224 THIS LISTING INCLUDES : Pack of Brand new high quality Plastic Bobbins Compatible with/Replacement for Singer brand Home Sewing Machines. Please choose your order quantity. Compatible with/Replacement for Singer brand MACHINE Models : 2010,4613,4617,4623,4663,6230,6234,6235,6238,6250,6251,6267,6268,7000, 7005,7027,7037,7043,7050,7060,9113,9117,9124,9133,9137,9143,9217,9224,9240, 9417,9900