FD4
−
B271, B272 3/27
2000.7
Height of
presser foot
(mm)
Needle size
Stitch length
(mm)
Differential
feed ratio
(mm)
B271
B272
Max. speed
(rpm)
UYX128
#70
(#65 - #90)
3.6
0.7 - 1.8
7.0
5.0
6,500 *1
UYX128
#70
(#65 - #90)
3.6
0.7 - 1.8
7.0
5.0
6,500 *1
UYX128
#70
(#65 - #90)
3.6
0.7 - 1.8
7.0
5.0
6,500 *1
UYX128
#70
(#65 - #90)
3.6
0.7 - 1.1
7.0
5.0
5,000
UYX128
#70
(#65 - #90)
3.6
0.7 - 1.1
7.0
5.0
5,000
UYX128
#90
(#75 - #90)
4.2
0.7 - 1.6
7.0
-
6,500
UYX128
#110
(#100 -
#130)
4.2
0.7 - 1.6
7.0
-
6,500
UYX128
#90
(#75 - #90)
4.2
0.7 - 1.3
7.0
-
4,500
UYX128
#110
(#100 -
#130)
4.2
0.7 - 1.3
7.0
-
4,500
*1 Max. speed for B272 is 6,000 rpm.
Gauge No.
Gauge No.
No. of needles
No. of threads
Gauge (mm)
-1
2
3 or 4
3.2
-2
2
3 or 4
4.0
-3
2
3 or 4
4.8
-4
2
3 or 4
5.6
-5
2
3 or 4
6.4
-6
3
4 or 5
4.8
-7
3
4 or 5
5.6
-8
3
4 or 5
6.4
