Guaranteed to fit Babylock Sewing Machine Models:
BLAR, BL137A (Sofia), BL137A2 (Sofia), BL16 (Denim Pro), BL18 (Denim Pro), BL18A (Natalie), BL200A (Elizabeth), BL20A (Anna), BL2160, BL22 (Design Pro), BL23 (Design Pro), BL23A (Maria), BL25A, BL30A (Molly), BL37 (Creative Pro), BL40 (Creative Pro), BL40A (Grace), BL50A, BL6150, BL6200, BL6300, BL66 (Xscape), BL6600, BL67 (Audrey), BL6700, BL6800, BL7800, BL9, BLCC (Crafter's Choice), BLCC2 (Crafter's Choice 2), BLDC (Decorator's Choice), BLDC2 (Decorator's Choice 2), BLDY Destiny, BLG (Ellegante), BLG2 (Ellegante 2), BLG2-NZ, BLG3 (Ellegante 3), BLL (Ellageo), BLL2 (Ellageo 2), BLMY (Melody), BLN (Esante), BLQC (Quilter's Choice), BLQC2 (Quilter's Choice 2), BLR (Ellure), BLR2 (Ellure Plus), BLR3 (Ellure Plus), BLSO (Ellisimo), BLSOG (Ellisimo Gold), BLSR (Espire), BLSR-EB, BLSY (Symphony), BLTP (Tempo), BLTY Unity, ESE (Esante), ESE2 (Esante 2), ESG (Ellageo), ESG2 (Ellageo 2), ESG3 (Ellageo 3), ESI (Esante), ESI2 (Esante), ESL (Ellure), ESN (Encore), ESP (Espire), INT (Intrigue) 

Guaranteed to fit Brother Sewing Machine Models:
BC1000, BC2100, BX2025PRW, CE1100PRW, CE4000, CE4400, CE5000, CE5000PRW, CE5500, CE5500PRW, CE7070PRW, CE8080, CE8080PRW, CP6500, CP7500, CS100T, CS4000, CS5055PRW, CS6000, CS6000B, CS6000I, CS6000T, CS770, CS80, CS8060, CS8070, CS8080, CS8100, CS8120, CS8130, CS8150, CS8200, CS8800PRW, CS9100, DS120, DS140, DZ2400 Designio, ES2000, EX660, FS100WT, FS130QC, FS20, FS40, FS40WT, HC1850, HE120, HE120PKG, HE240, HS1000, HS2000, HS2500, HS3000, HS9500, LB6770, LB6800, LB6800PRW, NC21-SE, NQ1300, NQ1300PRW, NQ700, NQ700PRW, NQ900, NQ900PRW, NS40, NS80, NV1000, NV1200, NV1250D, NV1500, NV1500D, NV200, NV2500D, NV2800D, NV350SE, NV400, NV400SE, NV4000, NV4000D, NV4500D Duetta, NV4750D, NV500, NV500D, NV600, NV6000, NV6700D, NV750D, NV780D, NV900, NV900D, NV950, NV950D, NX200, NX200 Innovis, NX200 Pacesetter, NX200LE, NX2000, NX250, NX400, NX400 Innovis, NX400 Pacesetter, NX400LE, NX400Q, NX400QE, NX450, NX450Q, NX5000, NX600, NX650, NX800, PC210, PC210PRW, PC420, PC420PRW, PC6500, PC7000, PC7500, PC8000, PC8200, PC8500, PC8500D, PC8895, QC1000, QS480, S62, SB3129, SC6600, SC9500, SE270D, SE350, SE400, SE425, SM6500PRW, SQ9000, SQ9050, SQ9185, ULT2001, ULT2002, ULT2003D, VE2200, VQ2400, VQ3000, XR1300, XR1355, XR4040, XR6060, XR6600, XR7700, XR9000, XR9500PRW 

Guaranteed to fit Singer Sewing Machine Models:
1, 1+, 160TH Anniversary, 7422, 7424, 7426, 7436CL, 7442, 7462, 7464, 7468, 8768 Heritage, CE100, CE200, Futura 5, XL580

Alternate Part Numbers: 085015, BLG-MF, BL37-MF, XD0810-031, XD0810031, X53840351