Powermach finished bore “3V 5V 8V” gripbelt sheaves are machined from top quality fine-grain gray iron  castings. They are accurately machined and balanced. They are furnished with standard keyseats and hollow head setscrews.

Finished Bore “3V 5V 8V” Gripbelt Sheaves
Specifications—Stock “3V” Sheaves

DIAMETERSPart
No.
TypeDIMENSIONSStock Bores Marked “X”Wt.
Lbs.
Pitch
“3V”
Out-
side
In-
side
FHLPC5/8″3/4″7/8″1″1
1/8″
1
3/8″
1 Groove               
2.60″2.65″1 F3V26F11/16″1 9/16″15/16″27/64″11/64″××0.70
2.752.801 F3V28F11/161 9/1615/1627/6411/64××0.80
2.953.001 F3V30F11/161 9/1615/1627/6411/64××0.80
3.103.151 F3V31F11/161 9/1615/1627/6411/64×0.80
3.303.351 F3V33F11/161 9/1615/1627/6411/64×1.00
2 Grooves               
2.60″2.65″2 F3V26F1 3/32″1 7/8″1 3/8″15/32″3/16″×××1.30
2.752.802 F3V28F1 3/321 7/81 3/815/323/16×××1.40
2.953.002 F3V30F1 3/321 7/81 3/815/323/16××1.40
3.103.152 F3V31F1 3/321 7/81 3/815/323/16×××1.60
3.303.352 F3V33F1 3/321 7/81 3/815/323/16×××1.90
3 Grooves               
2.60″2.65″3 F3V26F1 1/2″1 7/8″1 23/32″15/32″1/4″×××1.50
2.752.803 F3V28F1 1/21 7/81 23/3215/321/4×××1.70
2.953.003 F3V30F1 1/21 7/81 23/3215/321/4××1.90
3.103.153 F3V31F1 1/21 7/81 23/3215/321/4××2.10
3.303.353 F3V33F1 1/21 7/81 23/3215/321/4××2.50
4 Grooves               
2.60″2.65″4 F3V26F1 29/32″2 3/16″2 1/8″15/32″1/4″×××1.90
2.752.804 F3V28F1 29/322 3/162 1/815/321/4×××2.40
2.953.004 F3V30F1 29/322 3/162 1/815/321/4×××2.50
3.103.154 F3V31F1 29/322 3/162 1/815/321/4×××2.80
3.303.354 F3V33F1 29/322 3/162 1/815/321/4×××3.40