Break Strength Standards - ◄ Back to Technical Data
MINIMUM BREAK STRENGTH (lbs)¹
Cord Code
1/8
(0.125)
3/16
(0.187)
1/4
(0.250)
5/16
(0.312)
3/8
(0.375)
7/16
(0.437)
1/2
(0.500)
9/16
(0.562)
5/8
(0.625)
3/4
(0.750)
7/8
(0.875)
1
(1.000)
STD Polyester
40
70
110
135
160
190
230
270
295
350
430
500
HMP Polyester
80
140
220
270
320
380
460
540
590
700
860
1000
X-Style Kevlar
80
140
220
270
320
380
460
540
590
700
860
1000
D-Style Kevlar
130
225
350
430
510
610
735
865
945
1120
1375
1600
A-Style Kevlar
145
250
395
485
575
685
830
970
1060
1260
1550
1800
F-Style Kevlar
250
375
500
625
750
875
1000
1125
1250
1500
1750
2000
B-Style Kevlar
225
390
615
755
895
1065
1290
1510
1650
1960
2410
2800
Notes:
1) Break strength is measured in endless form
2) For widths in-between use next lowest belt width value

 
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