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Chiaravalli Adjustable V-Belt Pulley PRB 2 Grooves — product photo
Chiaravalli

Adjustable V-Belt Pulley PRB 2 Grooves

Variable-pitch V-belt pulley PRB, 2 grooves, for taper bushes. The effective pitch diameter dr adjusts between the min and max values listed per belt section (Z / A / B and SPZ / SPA / SPB); executions 1 and 2 as drawn.

Grub screws DIN 916 / UNI 5929 as listed per pulley.

Product Configuration

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Code TypeExec.BushØ ell1b1 minb1 maxdr min–maxd2d3RBelt sections Weight CAD
90001082 PRB2-108 3 1215 108 mm 73 mm 58 mm 10 mm 17.5 mm 68–92 / 70–100 / 75–93 / 76–102 mm 57 mm M72x2 34.5 mm Z 10x6, A 13x8, SPZ, SPA 2.4 kg
90001202 PRB2-120 3 1215 120 mm 73 mm 58 mm 10 mm 17.5 mm 80–104 / 82–112 / 87–105 / 88–114 mm 57 mm M72x2 34.5 mm Z 10x6, A 13x8, SPZ, SPA 2.65 kg
90001382 PRB2-138 3 1615 138 mm 73 mm 58 mm 10 mm 17.5 mm 98–122 / 100–130 / 105–123 / 106–132 mm 69 mm M85x2 34.5 mm Z 10x6, A 13x8, SPZ, SPA 3.6 kg
90001602 PRB2-160 3 1615 160 mm 87 mm 68 mm 13 mm 22.5 mm 108–138 / 112–150 / 114–140 / 117–153 mm 69 mm M85x2 48.5 mm A 13x8, B 17x11, SPA, SPB 5.6 kg
90001802 PRB2-180 3 2012 180 mm 87 mm 68 mm 13 mm 22.5 mm 128–158 / 132–170 / 134–160 / 137–173 mm 87 mm M110x2 54 mm A 13x8, B 17x11, SPA, SPB 7.15 kg
90002002 PRB2-200 3 2012 200 mm 87 mm 68 mm 13 mm 22.5 mm 149–177 / 152–190 / 155–179 / 159–193 mm 87 mm M110x2 54 mm A 13x8, B 17x11, SPA, SPB 8.92 kg

Product Information

Material
Cast iron G20 UNI 5007

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