These printers use the TN310M cartridge:

Brother DCP 9050 CDN

Brother DCP 9055 CDN

Brother DCP 9270 CDN

Brother DCP L-8450 CDW

Brother HL 4140 CN

Brother HL 4150 CDN

Brother HL 4570 CDW

Brother HL 4570 CDWT

Brother MFC 9460 CDN

Brother MFC 9465 CDN

Brother MFC 9560 CDW

Brother MFC 9570 CDW

Brother MFC 9970

Brother MFC 9970 CDW