Roller OD | Nominal Pipe or Tube Size | Wall Thickness | Tube Material | Roller Part Number |
1.315 | 1″ SCHD 40 | 0.133 | PVC | BMB32P40PV**** |
1.315 | 1″ SCHD 80 | 0.179 | PVC | BMB32P80PV**** |
1.375 | 18 ga. | 0.049 | 304 SS | BMB44184S**** |
1.375 | 18 ga. | 0.049 | Galvanized | BMB4418GA**** |
1.900 | 1-1/2″ SCHD 5 | 0.065 | 304 SS | BMB48P054S**** |
1.900 | 1-1/2″ SCHD 5 | 0.065 | Galvanized | BMB48P05GA**** |
1.900 | 1-1/2″ SCHD 10 | 0.109 | 304 SS | BMB48P10SS**** |
1.900 | 1-1/2″ SCHD 40 | 0.145 | PVC | BMB48P40PV**** |
1.900 | 1-1/2″ SCHD 80 | 0.200 | PVC | BMB48P80PV**** |
2.375 | 11 ga. | 0.120 | 304 SS | BMB76114S**** |
2.375 | 2″ SCHD 40 | 0.154 | PVC | BMB64P40PV**** |
2.375 | 2″ SCHD 80 | 0.218 | PVC | BMB64P80PV**** |
2.500 | 16 ga. | 0.065 | 304 SS | BMB80164S**** |
2.875 | 2-1/2″ SCHD 80 | 0.276 | PVC | BMB80P80PV**** |
Contact BNB for Special Sizes not listed above
**** – Between Frame Length Codes
(Used to Complete Roller Part Numbers)
01 = 1/32″ | 09 = 9/32″ | 17 = 17/32″ | 25 = 25/32″ |
02 = 1/16″ | 10 = 5/32″ | 18 = 9/16 | 26 = 13/16″ |
03 = 3/32″ | 11 = 11/32″ | 19 = 19/32″ | 27 = 27/32″ |
04 = 1/8″ | 12 = 3/8″ | 20 = 5/8″ | 28 = 7/8″ |
05 = 5/32″ | 13 = 13/32″ | 21 = 21/32″ | 29 = 29/32″ |
06 = 3/16″ | 14 = 7/16″ | 22 = 11/16″ | 30 = 15/16″ |
07 = 7/32″ | 15 = 15/32″ | 23 = 23/32″ | 31 = 31/32″ |
08 = 1/4″ | 16 = 1/2″ | 24 = 3/4″ | 32 = 1″ |
First two digits of length code is whole inches.
Second two digits of length code is based on 32’s of an inch increments.
Example: Length is 15-1/2” = 1516.
Ball Screws: 1/2″ ball x 3/8″-16NC threads
(Requires 2ea. Ball Screw assemblies per roller)
Part Number | Screw Material | Hardware Type |
BSM-4S-00 | 304 Stainless Steel | None Included |
BSM-4S-01 | 304 Stainless Steel | Zinc Plated |
BSM-4S-04 | 304 Stainless Steel | 304 Stainless Steel |