Clipper® Hook and Pin Selection Chart

Minimum Pulley Diameter Wire Diameter Connecting Pin Size Belt Thickness
Up to .047"
3/64"
.063"
1/16"
.093"
3/32"
.125"
1/8"
.156"
5/32"
.187"
3/16"
.219"
7/32"
.25"
1/4"
.281"
9/32"
.313"
5/16"
.343"
11/32"
.39"
25/64"
1.2mm 1.6mm 2.4mm 3.2mm 4.0mm 4.8mm 5.6mm 6.4mm 7.1mm 7.9mm 9.0mm 10.0mm
15/16"
24mm
.025" .65"/1.7mm 25SP*
.025" .65"/1.7mm 25*
.036" x.027" .65"/1.7mm UCM36SLXSP
.036" x.027" .65"/1.7mm UCM36SL SP
.025" .65"/1.7mm 25LP*
Minimum Pulley Diameter Wire Diameter Connecting Pin Size Belt Thickness
Up to .047"
3/64"
.063"
1/16"
.093"
3/32"
.125"
1/8"
.156"
5/32"
.187"
3/16"
.219"
7/32"
.25"
1/4"
.281"
9/32"
.313"
5/16"
.343"
11/32"
.39"
25/64"
1.2mm 1.6mm 2.4mm 3.2mm 4.0mm 4.8mm 5.6mm 6.4mm 7.1mm 7.9mm 9.0mm 10.0mm
2"
51mm
.036" x.027" .65"/1.7mm UCM36XSP
.030" .65"/1.7mm 30*
.036" x.027" .65"/1.7mm UCM36SP*
.036" x.027" .65"/1.7mm 36 SP*
.040" .65"/1.7mm 1 XSP*
.030" .65"/1.7mm 30P*
.040" .65"/1.7mm UX-1 SP*
.036" x.027" .65"/1.7mm UCM36*
.036" x.027" .65"/1.7mm 36*
.040" .65"/1.7mm 1 SP*
.036" x.027" .65"/1.7mm UCM36 LP*
.040" .65"/1.7mm 1*
.040" .65"/1.7mm UX-1*
.047" .93"/2.4mm UA2
.054" .93"/2.4mm U2 SP
.054" .93"/2.4mm 2SP
.054" .93"/2.4mm U2
.054" .93"/2.4mm 2
.047" .93"/2.4mm UA3
Minimum Pulley Diameter Wire Diameter Connecting Pin Size Belt Thickness
Up to .047"
3/64"
.063"
1/16"
.093"
3/32"
.125"
1/8"
.156"
5/32"
.187"
3/16"
.219"
7/32"
.25"
1/4"
.281"
9/32"
.313"
5/16"
.343"
11/32"
.39"
25/64"
1.2mm 1.6mm 2.4mm 3.2mm 4.0mm 4.8mm 5.6mm 6.4mm 7.1mm 7.9mm 9.0mm 10.0mm
3"
76mm
.054" .93"/2.4mm U3-1
.054" .93"/2.4mm 3-1
.054" .93"/2.4mm U3-2
.054" .93"/2.4mm 3
.054" .93"/2.4mm U3
.054" .93"/2.4mm 3-4 1/2
4"
102mm
.054" .109"/2.8mm 4-2
.054" .125"/3.2mm 4 1/2-3
.054" .109"/2.8mm 4
.054" .109"/2.8mm U4
.054" .125"/3.2mm 4 1/2
Minimum Pulley Diameter Wire Diameter Connecting Pin Size Belt Thickness
Up to .047"
3/64"
.063"
1/16"
.093"
3/32"
.125"
1/8"
.156"
5/32"
.187"
3/16"
.219"
7/32"
.25"
1/4"
.281"
9/32"
.313"
5/16"
.343"
11/32"
.39"
25/64"
1.2mm 1.6mm 2.4mm 3.2mm 4.0mm 4.8mm 5.6mm 6.4mm 7.1mm 7.9mm 9.0mm 10.0mm
5"
127mm
.054" .125"/3.2mm 5
.054" .125"/3.2mm U5
6"
152mm
.054" .156"/4.0mm 6
.054" .156"/4.0mm U6
7"
175mm
.054" .156"/4.0mm 7
.054" .156"/4.0mm U7