SU-877A
SU-877B
TU-878A
TU-878B
Single Needle Unison Feed Lock Stitcher with Large Hook
Single Needle Unison Feed Lock Stitcher with Large Hook and Thread Trimmer Twin Needle Unison Feed Lock Stitcher with Large Hook
Twin Needle Unison Feed Lock Stitcher with Large Hook and Thread Trimmer
SU-877
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TU-878
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A |
B |
Thread trimmer |
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Solenoid |
Quick reverse |
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Solenoid |
Specifications
005
305
Specifications
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877A |
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877B |
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878A |
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878B |
Specification |
005 |
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305 |
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005 |
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305 |
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Application |
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Medium, heavy, and extra heavy materials |
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No. of needles |
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1 |
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2 |
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Max. sewing speed |
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3,000rpm |
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2,500rpm |
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Max. stitch length |
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8 mm |
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Height of |
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Presser bar lifter |
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11mm |
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presser foot |
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Knee lifter |
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16mm |
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Height of feed dog |
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1 mm |
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Hook |
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Double horizontal rotary hook (vertical axis) |
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Needle |
DP × 17 |
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DP × 17 |
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DP × 17 |
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DP × 17 |
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#23 |
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#22 |
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#23 |
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#22 |
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Standard needle gauge |
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3.2mm (1/8), 4.8 mm (3/16), 6.4 mm (1/4), 9.5 |
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mm (3/8), 12.7 mm (1/2), 15.9 mm (5/8), 25.4 mm |
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(1) |
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Sewing speed table
Walking foot movement amount |
Sewing speed |
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877A, 877B |
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878A, 878B |
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Less than 3.5 mm |
3,000 rpm |
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2,500 rpm |
3.5 - 5.5 mm |
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2,000 rpm |
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*Set the sewing speed to the value which is equal to or less than the value shown in the table in accordance with the walking foot movement amount setting. Furthermore, if sewing with a stitch length of 6 mm or more, set the sewing speed to 2,000 rpm or less.
SU-877A, 877B, TU-878A, 878B 1/7
2002.11
SU-877 GAUGE PARTS LIST
For standard of SU-877A (Standard parts)
Needleplate |
Feed dog |
Inner p-footassy |
Walking foot |
150959-001 |
150960-001 |
183181-101 |
150962-001 |
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For Thread trimmer of SU-877B (Standard parts)
Needle plateassy, TR |
Feed dog |
Inner p-footassy |
Walking foot |
156374-001 |
156376-001 |
183007-201 |
150962-001 |
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Welting feet
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Walking foot |
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Inner p-footassy |
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3.2 mm |
151520-001 |
4.0 mm |
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151522-001 |
4.8 mm |
151524-001 |
183008-001 |
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6.4 mm |
151526-001 |
7.9 mm |
151528-001 |
9.5 mm |
151530-001 |
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12.7 mm |
151532-001 |
183014-001 |
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15.9 mm |
151534-001 |
183015-001 |
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Welting feet with teeth on inner p-foot assy
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Walking foot |
Inner p-footassy |
4.8 mm |
151536-001 |
183016-001 |
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6.4 mm |
151538-001 |
183017-001 |
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7.9 mm |
151540-001 |
183018-001 |
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*Value in the list is welting width.
SU-877A, 877B, TU-878A, 878B 2/7
2002.11
SU-877 GAUGE PARTS LIST
Welting feet with teeth on inner p-foot assy
|
Walking foot |
Inner p-footassy |
4.8 mm |
151542-001 |
183019-001 |
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6.4 mm |
151544-001 |
183020-001 |
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7.9 mm |
151546-001 |
183021-001 |
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Curved welting feet
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Walking foot |
Inner p-footassy |
4.8 mm |
151548-001 |
183022-001 |
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6.4 mm |
151550-001 |
183023-001 |
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7.9 mm |
151552-001 |
183024-001 |
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9.5 mm |
151554-001 |
183025-001 |
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12.7 mm |
151556-001 |
183026-001 |
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*Value in the list is welting width.
SU-877A, 877B, TU-878A, 878B 3/7
2002.11
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