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Flexco® Size R8 Fasteners

  • R8 Vertical
  • R8 Strip
  • R8 Coal

Flexco® Size R8 Fasteners

Ideal for use in mainline and panel belts with mechanical fastener ratings up to 1500 PIW (263 kN/m)

Fastener Details

  • Design: Staggered eight-rivet pattern, Scalloped Edge®
  • Belt Thickness: 13/32” to 11/16” (10.5 mm to 17 mm)
  • Minimum Pulley Diameter: 18” (450 mm)
  • Maximum PIW: 1500 (263 kN/m)
  • Belt Widths: 48”, 54”, 60”, 72”, 84” (1200 mm, 1350 mm, 1500 mm, 1800 mm, 2130 mm)
  • Metal Selection: RustAlloy®
  • Rivet Selection: Individual, steel or stainless steel
  • Installation Method: Hammer or power tool and applicator tool
  • Products
  • Specifications
  • Instructions
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Rivet Selection Chart

Fastener Size

Belt Thickness Range Rivet Size
in. mm
R2 1/8-7/32 3-6 SRAA

3/16-5/16

4-8

SRA

9/32-3/8

7-10

SRB
R5

7/32-5/16

6-8

SRA

9/32-3/8

7-10

SRB

11/32-7/16

9-11

SRC

13/32-7/16

10.5-11

SRC/D
R5-1/2 & R6LP

5/16-11/32

8-9

SRB

5/16-13/32

8-10.5

SRC

3/8-15/32

10-12

SRC/D

7/16-17/32

11-13.5

SRD

1/2-19/32

13-15

SRE

9/16-21/32

14-16.5

SRF*

5/8-23/32

16-18

SRG*
R6

11/32-7/16

9-11

SRC/D

13/32-1/2

10.5-13

SRD

15/32-9/16

12-14

SRE

17/32-5/8

13.5-16

SRF

19/32-11/16

15-17

SRG

R8

13/32-7/16

10.5-11

SRC/D

13/32-1/2

10.5-13

SRD

15/32-9/16

12-14

SRE

17/32-5/8

13.5-16

SRF

19/32-11/16

15-17

SRG

R9

19/32-11/16

16-17

SRG

21/32-3/4

16.5-19

SRH

23/32-13/16

18-21

SRI

25/32-7/8

20-22

SRJ**

27/32-15/16

21-24

SRK**

*Applies to RAR6LP only
** Use with 3/4” diameter hinge pin

Rivets Required for one R8 Joint
Belt Width Rivets
Required
in. mm
48 1200 432
54 1350 480
60 1500 544
72 1800 656
84 2130 768

 

 

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