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Cartridge Mechanical Seal: PZ46

Features

  • Single seal
  • Cartridge
  • Balanced
  • Compact cartridge design with precise investment cast gland plate design
  • Four-bolt glant sets the seal both axially and radially
  • Large flush connection drilling to ensure optimum flow
  • Fixed throttle bushing (PZ46T only)
  • Factory-prest and pre-tested assembly

 

Specifications

Operating conditions:

  • Temperature: -50°C to 204°C/-58°F to 400°F
  • Pressure: 20 bar (290 PSI)
  • Speed: 23 m/s (75 ft/s)

Materials:

  • Seal face: Sintered/Reaction bonded Silicon carbide (Q1/Q2), Antimony/Graphite resin impregnated carbon (A/B), Tungsten carbide (U2)
  • Seat: Sintered/Reaction bonded  Silicon carbide (Q1/Q2)
  • Secondary seals: FKM (V), EPDM (E), FFKM (K)
  • Springs: CrNiMo steel (G), Hastelloy® C-4 (M)
  • Metal parts: CrNiMo steel (G）

Installation View

PZ46 PZ46T
PZ46Q PZ46Q

 

inch/metric size(mm)                                                
seal size/D   D1 D3 D4   D5   D6 D7 D8 L1 L2 L3 L4 L5 L6 L7 L8 L9 L10 L22 L23 L33 L100
inches mm     Min Max Min Max                                  
1.000" 24/25 54.6 39.7 41.3 48 41.3 48 98.6 13.3 69.2 49 34.4 16 45.1 11.5 8.8 94.1 50.5 58.4 39 24 33.2 15.2 49.6
1.125" 28 57.8 42.9 44.5 51.2 44.5 51.2 101.8 13.3 72.5 51.8 36.7 16 45.7 12.5 8.8 97.5 52.6 60.1 40.1 26.2 35.4 15.2 51.3
  30   44.5 46.1 56.5 46.1 56.5 105 13.3 76.9 51.8 36.7 16 45.7 12.5 8.8 97.5 52.6 60.1 40.1 26.2 35.4 15.2 51.3
1.250" 32 64.9 46 47.6 58.3 47.6 58.3 105 13.3 78.6 51.8 36.7 16 45.7 12.5 8.8 97.5 52.6 60.1 40.1 26.2 35.4 15.2 51.3
1.375" 33/35 68.1 49 50.8 61.5 50.8 61.5 108.1 13.3 81.8 51.8 36.7 16 45.7 12.5 8.8 97.5 52.6 60.1 40.1 26.2 35.4 15.2 51.3
1.500" 38 74.7 55.2 57.2 68.1 57.2 68.1 120.8 13.3 88.4 54 37.8 16.3 47.5 13.1 8.8 101.5 53.5 62.5 40.4 26.2 38.5 16 53.7
1.625" 40 78 58.4 60.3 71.4 60.3 71.4 124 14.3 92.7 54 37.8 16.3 47.5 13.1 8.8 101.5 53.5 62.5 40.4 26.2 38.5 16 53.7
1.750" 43/45 80.8 60.8 63 74.1 63 74.1 127 14.3 95.4 54 37.8 16.3 47.5 13.1 8.8 101.5 53.5 62.5 40.4 26.2 38.5 16 53.7
1.875" 48 80.8 64.3 66.7 74.1 66.7 74.1 127 14.3 95.4 54 37.8 16.3 47.5 13.1 8.8 101.5 53.5 62.5 40.4 26.2 38.5 16 53.7
2.000" 50 83.2 67.6 70 76.6 70 76.6 136.7 14.3 98.6 58.1 40.7 16.3 52.5 12.3 9.8 110.6 58.7 66 48 29.7 38.9 16 56.2
2.125" 53 92 70.8 73 85.3 73 85.3 145.8 17.4 110.5 58.1 40.7 16.3 52.5 12.3 9.8 110.6 58.7 66 48 29.7 38.9 16 56.2
  55   72.6 75 85.3 75 85.3 145.8 17.4 110.5 58.1 40.7 16.3 52.5 12.3 9.8 110.6 58.7 66 48 29.7 38.9 16 56.2
2.250" 58 95.2 73.9 76.2 88.5 76.2 88.5 162.1 17.4 113 58.1 40.7 16.3 52.5 12.3 9.8 110.6 58.7 66 48 29.7 38.9 16 56.2
2.375" 60 98.3 77.1 79.4 91.7 79.4 91.7 162.1 17.4 116.9 62 43.6 17.4 53.4 11.1 9.8 115.4 63.1 66 52 32.6 41.8 17.4 56.2
2.500" 63/65 105.5 83.5 85.7 98.8 85.7 98.8 168.5 17.4 124 64.5 43.6 17.4 50.9 8.6 9.8 115.4 63.1 66 54.5 32.6 41.8 17.4 56.2
2.625"   109.8 89.9 92.1 103.2 92.1 103.2 168.5 17.4 128.3 62.9 41.3 17.4 53.8 10.6 10.9 116.7 63.5 69 52.9 30.3 39.5 17.4 58.1
2.750" 68/70 109.8 89.9 92.1 103.2 92.1 103.2 168.5 17.4 128.3 62.9 41.3 17.4 53.8 10.6 10.9 116.7 63.5 69 52.9 30.3 39.5 17.4 58.1
2.875" 73 113 91.5 95.3 106.3 95.3 106.3 174.8 17.4 131.9 62.9 43.8 17.4 53.8 10.6 10.9 116.7 63.5 69 52.9 32.8 42 17.4 58.1
3.000" 75 120.2 97.8 101.6 113.5 101.6 113.5 193.9 20.6 142.3 64.5 45.4 18.9 52.2 9 10 116.7 63.5 69 54.5 33.4 42.6 18.9 59
3.125"     101.9 104.8 116.8 104.8 116.8 197 20.6 145.4 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
3.250" 80   101.9 105 116.8 105 116.8 185.9 20.6 145.4 63.2 40.5   55.9 11.9 10.8 119.1 65.1 71.2 53.2 29.5 38.7   60.4
3.375" 85   107.5 111.1 123.2 111.1 123.2 203.4 20.6 151.8 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
3.500"     110.7 114.3 126.4 114.3 126.4 206.6 20.6 155 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
3.625" 90   114 117.5 129.5 117.5 129.5 209.7 17.4 155.8 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
3.750" 95   117.2 120 132.1 120 132.1 219.3 17.4 169 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
3.875"     120.3 123.8 136.5 123.8 136.5 219.3 20.6 165.6 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
4.000" 100   123.5 127 139.7 127 139.7 225.6 20.6 168.7 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
4.125" 105   126.7 130.2 142.9 130.2 142.9 225.6 20.6 171.9 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
4.250"     129.9 133.4 146.1 133.4 146.1 232 20.6 175.1 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
4.500" 110/115   136.2 139.7 152.4 139.7 152.4 238.3 20.6 181.4 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
4.750" 120   142.5 146.1 160.4 146.1 160.4 260.5 20.6 189.4 64.5 40.5   54.6 10.6 10.5 119.1 65.1 71.2 54.5 29.5 38.7   60.7
5.000" 125   155.2 171.7 184.4 171.7 184.04 301.8 20.6 251 76.7 44.4   63.4 8.3 10.8 140.1 75 82.7 66.7 44.4 53.6   71.9
5.250" 130   161.6 178.1 190.8 178.1 190.8 308.2 20.6 257.4 76.7 44.4   63.4 8.3 10.8 140.1 75 82.7 66.7 44.4 53.6   71.9
5.500" 135/140   167.9 190.5 203.2 190.5 203.2 319.2 23.8 263.7 76.7 44.4   63.4 8.3 10.8 140.1 75 82.7 66.7 44.4 53.6   71.9
*Above 5.500" (135/140mm) also available