PYI Catalog

STEP 3

Select part number that closest matches your HP / 100 RPM dictated in Step 2. * HP / 100 RPM cannot exceed max. Example: Using the example, there are four options for a ZF Hurth 45A with a 5” flange, the 910-009, 910-029, 910-044 or 910-057. Based on our 12 HP/100 RPM the best option would be 910-009 that is rated for 13 HP/100 RPM.

O - These couplings are fitted with a shouldered bush to locate in the gearbox flange. O - These flexible couplings have been approved by Bureau Veritas. X - These flexible couplings have been approved by Lloyds Register of Shipping. # - For the Hurth HBW 150 V Gearbox an adapter 202-351 is required (0.875" long). - Open center flexible couplings

Gearbox Flange Dimensions

Flexible Coupling Details

Diameter inches / mm

# of Bolts

Ø of holes inches / mm

Bolt Pitch Circle inches / mm

Register inches / mm

Diameter inches / mm

Length inches / mm

Max / 100 rpm hp / kW 5 3.73 3 2.24 20 14.92 8 5.97 7 5.22 20 14.92 3 2.24 13 9.69 10 7.46 3 2.24 3 2.24 43 32.1 65 48.47 40 29.84 40 29.84 3 2.24 5 3.73 2.5 1.87 65 48.47 85 63.38 28 20.88 28 20.88 65 48.47 5 3.73 20 14.92 120 89.48 37 27.6 37 27.6 12 8.95 160 119.3 10 7.46 13 9.69 55 41 55 41 55 41 140 104.4 5 3.73 8 5.97 230 171.5 65 48.47 65 48.47 75 56 85 63.38 120 89.48 10 7.46 24 17.9

Part #

Manufacturer

Bolt Ø

Ref

910-001 910-002 910-003 910-004 910-005 910-006 910-007 910-009 910-012 910-013 910-014 910-015 910-016 910-017 910-018 910-019 910-020 910-021 910-022 910-024 910-025 910-026 910-027 910-028 910-029 910-030 910-032 910-033 910-034 910-035 910-036 910-037 910-038 910-039 910-040 910-041 910-043 910-044 910-045 910-046 910-048 910-049 910-050 910-051 910-052 910-054 910-055 910-057 910-059 910-060 910-061 910-063 910-064

B/W, PRM, ZF-Hurth, Technodrive

4 101.6 4 4 101.6 4

0.39 0.39

10 10

3.25 82.55 2.5 63.5 4.5 114.3

1.28 1.28 1.87

32.5 32.5

M10 M10

Yanmar

3.07 4.75

78 1.97

50 4.5 114.3

B/W, PRM, ZF-Hurth, Twin Disc

5.75

146 6

0.5

12.7

120.6

3

76.2 6

152.4

47.5 1/2 UNF

X O

B/W, PRM, ZF-Hurth

4 101.6 4 4 101.6 4

0.39 0.38 0.63 0.39

10

3.25 82.55 2.5 63.5 4.5 114.3

1.4

35.6

M10

Paragon

9.7

3.25 82.55 2.63

66.7

4.5 114.3 1.35 34.5 3/8 UNF

Twin Disc, ZF-Hurth

5.75

146 6

16 10

4.75 3.15 4.25 3.93

120.6

3

76.2 6

152.4

1.87 1.72 1.77 1.77 1.28 1.28

47.5 1/2 UNF

O X O

Volvo

4 101.6 4

80

2.36

60

4.5 114.3

43.7

M10

B/W, PRM, ZF-Hurth, Volvo

5 5

127 4 0.44 11.2

107.9

2.5 63.5 5.63 143 2.56 65 5.31 135

45 7/16 UNF

X O

Yanmar

127 4 90 4

0.39 0.32 0.39

10

100

45

M10

Bukh

3.54

8.1

2.93 74.5 1.85

47

4.5 114.3

32.5 32.5

M8

B/W, PRM, ZF-Hurth, Technodrive

4 101.6 4

10

3.25 82.55 2.5 63.5 4.5 114.3

M10

Self Change 350HD Self Change 700HD

8.75

222.2 6 0.44 11.2

7.5 190.5

6

152.4 8.75

222.2

1.75 44.5 7/16 UNF

O

10.25

260.4 6 184.2 6 184.2 6

0.63 0.75 0.63 0.39 0.39

16 19 16 10 10

9 6 6

228.6 6

152.4 10.88 276.4 2.28

58 5/8 UNF

X O

Twin Disc

7.25 7.25

152.4 3.75 190.5 7.5 190.5 2.39 152.4 3.75 190.5 7.5 190.5 2.39

60.7 60.7 32.5 32.5

5/8 UNF 5/8 UNF

O X O

PRM

X O

Volvo Volvo

4 101.6 4 4 101.6 4

3.15 3.15

80 80 76

2.36 2.36

60 60

4.5 114.3 4.5 114.3

1.28 1.28

M10 M10

Enfield, Sonic

4 101.6 2 0.44 11.2 9 228.6 8 0.89 22.6

3

-

-

4.25

108 1.64 41.7

7/16 UNF

Twin Disc Twin Disc

7.5 190.5

6 5 3 3

152.4 8.75

222.2

1.75 44.5 1/2 UNF 2.23 56.7 5/8 UNF

O X O O X O

10.5 5.75 5.75 8.86 3.54

266.7 8 146 6 146 6

1

25.4 8.75

222.2 120.6 120.6

127 10.88 276.4

B/W, PRM, ZF-Hurth, Twin Disc

0.5

12.7

4.75 4.75

76.2 6 76.2 6

152.4 152.4

1.96 49.8 1.96 49.8

1/2 UNF 1/2 UNF

X O

Twin Disc, ZF-Hurth

0.63

16

O X O

ZF W320 320A

225

8 0.67 17 7.72 196

5.51

140 9 228.6

1.75 44.5 1/2 UNF

O

Bukh

90 4

0.32

8.1

2.93 74.5 1.85

47

4.5 114.3

1.28 2.06

32.5

M8

B/W, ZF-Hurth, Volvo

5

127 4 0.44 11.2

4.25

107.9

2.5 63.5 5.63 143

52.4 7/16 UNF

O

11.5 5.75 5.75

292.1 8 146 6 146 6

1

25.4 9.75

247.6 6

152.4 11.5 76.2 6 76.2 6

292.1 152.4 152.4

2.3 58.4 5/8 UNF

O X O

B/W, PMR, ZF-Hurth, Twin Disc

0.5

12.7

4.75 4.75 4.25

120.6 120.6 107.9

3 3

2.18 2.18

55.4 1/2 UNF 55.4 1/2 UNF 45 7/16 UNF

Twin Disc, ZF-Hurth

0.63

16

O

Open Center V Drive 52mm Bore

5

127 4 0.44 11.2

2.5 63.5 6.38

162 1.77

#

13.38 340

8

1

25.4 11.63 295.3

6

152.4 13.7 348 4.25

108

5/8 UNF

O

Twin Disc

5

127 4

0.39

10

4.13

104.8 107.9

2.5 63.5 5.63 143 2.5 63.5 5.63 143

1.77 2.01 2.49 2.49 2.49

45

M10

Yanmar

5.12 130

4 0.48

12.3 4.25

51.1 7/16 UNF

Taipeoungyang TK 250

7 178 6

0.56 14.3 5.98 152 3.94

100

7.5 190.5

63.3

M14

Twin Disc

7.25 7.25 11.5

184.2 6 184.2 6 292.1 8

0.75 0.63

19 16

6 6

152.4 3.75 190.5 7.5 190.5 152.4 3.75 190.5 7.5 190.5

63.3 5/8 UNF 63.3 5/8 UNF

O

PRM

1

25.4 9.75

247.6 6

152.4 11.5

292.1

2.3 58.4 5/8 UNF

O

Yanmar

4 101.6 4

0.39

10

3.07 4.25

78 1.97

50 4.5 114.3

1.28 1.77

32.5

M10

B/W, PRM, ZF-Hurth, Volvo

5

127 4 0.44 11.2

107.9

2.5 63.5 5.6 143

45 7/16 UNF

13.38 340

8

1

25.4 11.63 295.3

6 6 6

152.4 13.7 348 4.25

108

3/4 UNF

O O

Allison M25

9 228.6 8 9 228.6 6 (8)

0.75

19

7.5 190.5 7.5 190.5

152.4 8.75 152.4 8.75 140 8.78

222.2

1.75 44.5 1/2 UNF

Twin Disc MG 5111 SC

0.89 22.6

222.2 2.47 62.7

1/2 UNF

O X O

ZF 325-1A

8.07

205

10 0.71 18 6.69 170

5.51

223

4.88 124 M18

Twin Disc 510A/5114A

9 228.6 8 0.89 22.6

7.5 190.5 9.5 241.3

6 6

152.4

9 228.6 4 101.6

1/2 UNF

O O

Twin Disc MG 521

11 279.4 8

0.75

19

152.4 11.25 260.4

2.3 58.4 5/8 UNF

2F, 220A, Lister, Twin Disc 502

4.75

120.7 6 0.44 11.2

3.88 98.5 2.5 63.5 5.94 150.9 2.75

69.9

7/16 UNF

Open Center V Drive 58mm Bore 5.75

146 6

0.5

12.7

4.75 4.25 4.25 3.15 3.19 4.25 4.75

120.6 107.9 107.9

3

76.2 6.77 172 1.87

47.5 1/2 UNF 45 7/16 UNF 52.4 7/16 UNF

7

5.2

Open Center V Drive 52mm Bore

5 5

127 4 0.44 11.2 127 4 0.44 11.2

2.5 63.5 6.38

162 1.77

#

25 18.64 8 5.96

B/W, Hurth, Volvo

2.5 63.5 5.63 143

2.06

Volvo

4 101.6 4

0.39

10

80 81

2.36

60

4.5 114.3 4.44 112.8

1.4

35.6

M10

1.5 38.1 7/16 UNF 3.25 2.42

TMP

4.44 112.8 2 0.44 11.2

-

-

19 14.16 32 23.8 50 37.3

Open Center V Drive 52mm Bore

5

127 4 0.44 11.2

107.9 120.6

2.5 63.5 6.38

162 2.07

52.6 7/16 UNF

Open Center V Drive 58mm Bore 5.75 Open Center V Drive 67mm Bore 7.25

146 6 184.2 6

0.5

12.7

3

76.2 6.77 172

2.185 55.5 1/2 UNF

0.63

16

6

152.4 3.75 190.5

9.06

230 2.51 63.8 5/8 UNF

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