COUPLINGS ARE MADE TO ORDER
DROP OUT SPACER COUPLINGS
CONVERT YOUR GREASE LUBRICATED GRID SPACER COUPLING WITH THE ADVANTAGE OF NON-LUBRICATED LOW MAINTENANCE ATRA-FLEX
L1 SPACER BODY LENGTH
L2 SPACER BODY LENGTH
A
A
GRID SPACER FLANGE HUB
F
GRID SPACER FLANGE HUB
"E"
B
C
FIGURE 7 DROPOUT SPACER FIGURE 19 DROPOUT SPACER
D
DBSE
DIMENSIONS GRID DROP-OUT CONVERSION CHART
ANSI STD DBSE
GRID SIZE SIZE ATRA-FLEX
A B C D (RING WIDTH)
F
"E"
L1
DBSE/ =L2 G (BC)
3.5 4.380 5.00 3.5 4.380 5.00 7.250 3.5 4.380 5.00 7.250 4.380 5.00 7.250
D (RING WIDTH) 1.700 2.580 3.200
0.900 3.500 = 2.200 4.380 = 3.080 5.000 = 3.700 7.250 =5.950 1.300 3.500 = 2.100 4.380 = 2.980 5.000 = 3.600 7.250 = 5.850 L1 3.500 = 2.600 4.380 = 3.480 5.000 = 4.100 4.380 = 2.980 5.000 = 3.600 7.250 = 5.850 1.400
GRID SIZE 1020 T31 20SB0MF
SIZE ATRA-FLEX ® ANSI STD DBSE A B C .050 3.300 2.060 1.145
F “E”
DBSE=L2
.075 0.900
2.835
1.700 2.580 3.200 0.900 1.780 2.400 4.650 0.700 1.580 2.200 4.450 1.580 2.200 4.450 1.050 3.300 5.800 10.275 0.900 3.150 5.050 8.150 1.350 3.850 6.350 1.350 3.850 6.351
3.500 4.380 5.000 3.500 4.380 5.000 7.250 3.500 4.380 5.000 7.250 4.380 5.000 7.250 5.000 7.250 9.750 12.250 5.000 7.250 9.750 12.250 7.250 9.750 12.250 7.250 9.750 12.250
3.500=2.600 4.380=3.480 5.000=4.100 3.500=2.200 4.380=3.080 5.000=3.700 7.250=5.950 3.500=2.100 4.380=2.980 5.000=3.600 7.250=5.850 4.380=2.980 5.000=3.600 7.250=5.850 5.000=3.025 7.250=5.275 9.750=7.775 12.250=10.275 5.000=2.800 7.250=5.050 9.750=7.550 12.250=10.050 7.250=4.175 9.750=6.675 12.250=9.175 5.275 6.000 3.110 3.898 3.898 4.900
1020 T31
20SB0MF
0.900 1.780 2.400 4.650 0.700 1.580 2.200 4.450 1.580 2.200 4.450
0.050 3.313 2.060
1.145
0.075
1030 T31 30SB1MF
.050 3.618 2.340
1.57
.075 1.300
1030 T31
30SB1MF
0.050 3.618 2.340 1.570
0.075
1040 T31 40SB2MF
.050 4.375 3.090
1.600
.075 1.400
1040 T31
40SB2MF
0.050 4.375 3.090 1.600
0.075
.050 4.875 3.440
1.600
.075 1.400
1050 T31 50SB2MF
1050 T31
50SB2MF 60SB3MF 5.00 7.250 9.750 12.250 70SB4MF 5.00 7.250 9.750 12.250 80SB5MF 7.250 9.750 12.250 90SB5MF 7.250 9.750 12.250
0.050 4.875 3.440 1.600
0.075
1.400
1.05 3.300 5.800 10.275
1.975 5.000 = 3.025 7.250 = 5.275 9.750 = 7.775 12.250 = 10.275 2.100 5.000 = 2.800 7.250 = 5.050 9.750 = 7.550 12.250 = 10.050
1060 T31 60SB3MF
2.050
.050 5.690 4.060
.075 1.975
1060 T31
0.050 5.625 4.060 2.050
0.075
0.900 3.150 5.050 8.150 1.350 3.850 6.350 1.350 3.850 6.351
.050 .000 4.310
3.100
.200 2.1
1070 T31 70SB4MF
1070 T31
0.050 5.940 4.310
3.100
0.200
3.075 7.250 = 4.175 9.750 = 6.675 12.250 = 9.175 3.075 7.250 = 4.175 9.750 = 6.675 12.250 = 9.175
1080 T31 80SB5MF
.050 7.000 4.800
3.500
.200 3.075
1080 T31
0.050 7.000 4.800 3.500
0.200
7.250=4.175 9.750=6.675 12.250=9.175
1090 T31 1090 T31 90SB5MF
.050 8.250 5.620
3.500
.200 3.075
6.000
0.050 8.180 5.620 3.500
0.200
** Refer to horsepower capacity at various RPM on page 4 and page 18 *** Consult factory for larger sizes Consult factory for larger sizes.
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