Union Special Machine Company - Products

Original Design Flatbed One,
Two, and Three Needle Chainstitch

Seaming operations on light to medium weight
fabrics - 56300 styles. Single needle general seaming
for a variety of sewn products.

Lapseaming operations on medium to heavy weight
fabrics - 56500 styles. Two needle full felled seaming for
denim products.

Lapseaming operations on medium to heavy weight
fabrics - 56900 styles. Three needle full felled seaming
for denim products.

Model	56300F/R	56300G	56300AV	56300V	56500R	56900P/R
Needle	128GBS080/032~150/060		130GHS080/032~140/054		147GKS090/036~140/054 standard 125/049
	standard 090/036	standard 080/032	standard 100/040	standard 090/036
Material Weight	light to medium	medium	medium	light to medium	medium to heavy
Stitch Length Adj.	by adjusting screw
Needle Bar Stroke	30.5mm				33.4mm
Lubrication	automatic
Lubricating Oil	Union Special Spec 175 (ISO grade 22)
Stitch Type	401
Seam Type	SSa-1				LSc-2	LSc-3

56300F	1	2	-	2.1~3.6 (3.2 standard)	6.4mm	6500 RPM
56300G	1	2	-	1.8~2.5 (2.1 standard)	6.4mm	6500 RPM
56300R	1	2	-	2.1~3.6 (3.2 standard)	6.4mm	6000 RPM
56300AV	1	2	-	2.5~4.2 (3.2 standard)	4.8mm	6500 RPM
56300V	1	2	-	1.6~2.8 (2.1 standard)	4.8mm	6500 RPM
56500R16	2	4	6.4mm	1.8~3.6 (3.2 standard)	6.4mm	6000 RPM
56500R18	2	4	7.2mm	1.8~3.6 (3.2 standard)	6.4mm	6000 RPM
56900P8	3	6	3.2mm	1.8~3.6 (3.2 standard)	8mm	6000 RPM
56900P9	3	6	3.6mm	1.8~3.6 (3.2 standard)	8mm	6000 RPM
56900R8	3	6	3.2mm	1.8~3.6 (3.2 standard)	8mm	6000 RPM
56900R9	3	6	3.6mm	1.8~3.6 (3.2 standard)	8mm	6000 RPM

56300F
One needle, two thread, medium throw, plain feed machine. With feeding foot and needle thread ratio control. For seaming men’s trou-sers, coats or other garments made from light to medium weight material. (Similar to FS311S11-1M.)

56300G
One needle, two thread, medium throw, plain feed machine. With needle thread ratio control. For seaming men’s trousers, coats or other garments made from light to medium weight material. (Similar to FS311S01-1M.)

56300R
One needle, two thread, medium throw plain feed machine. With feeding foot that has a left yielding section, and needle thread ratio control. For crossing side, sleeve, or pocket seams on men’s trousers, coats or other garments made from light to medium weight material. (Similar to FS311S12-1M.)

56300AV
One needle, two thread, medium throw, plain feed machine for cotton flannel glove closing. With narrow presser foot and four motion retainer mechanism, to prevent skipped stitches at sharp turns of glove fingers.

56300AV
One needle, two thread, medium throw, plain feed machine. With backtacking mechanism and four motion retainer mechanism. For seaming or hemming dresses, shirts, towels, sheets, curtains and similar light to medium weight wovens, where backtacking is required.

56500R16/18
Two needle, four thread, high throw, plain feed machine. With tractor presser foot and 1/8" capacity double lap seam folder. Parts are designed for chaining between pieces. For attaching risers to jeans, attaching bibs to overalls, and piecing sleeves on jackets made from medium to heavy weight denim. (Similar to FS311L51- 2H64/72.)

56900P8/9
Three needle, six thread, high throw, plain feed machine. With tractor presser foot and 1/8" capacity double lap seam folder. Flat parts are designed for chaining between pieces. For attaching risers to jeans, attaching bibs to overalls, and piecing sleeves on jackets made from medium to heavy weight denim. (Similar to FS311L52-3H32/36.)

56900R8/9
Three needle, six thread, high throw, plain feed machine. With tractor presser foot and 1/8" capacity double lap seam folder. Stepped parts have 1.75mm step to the right of the needles, and are designed for chaining between pieces. For seat seaming and similar operations on jeans, overalls, and jackets made from medium to heavy weight denim. (Similar to FS311L53-3H32/36.)