Presser Foot screw 

Part number S13399-001 Also known as Part number 190.

Dimensions (9/64-40) L=8MM HD=7X2MM F/B706-B798

The 190 screw is used widely though out the industry for holding the presser foot on to the presser bar.

Trojan Sewing Machines Supply Equivalent Plain Sewer Lockstitch Machines.

Model’s Jack fully Electronic A4 & A4-7H, Jack JK-9100BS-7 and JK-609C.

All with modern designs and the latest technology. All competitively priced.