Rotary Spring energized Seal
- Introduction
Rotary Spring energized Seal - FVD
1、Product structure characteristics
A U-shaped flanged PTFE seal with a special V-shaped stainless steel spring with a one-way rotary seal.
This seal can be applied to harsh conditions, but also can adapt to some special media requirements.
2、Working conditions
3、Assembly drawings and installation dimensions
| Shaft diameter | Groove diameter | Groove width | Radius | Lead-in chamfer | Radial clearance S max | |||
| df8 | D1H9 | D2H9 | L1+0.2 | r | k | 2MPa | 10Mpa | 20Mpa |
| 5.0-19.9 | d+5.0 | d+9.0 | 3.6 | 0.8 | 0.3 | 0.25 | 0.15 | 0.10 |
| 20.0-39.9 | d+7.0 | d+12.5 | 4.8 | 1.1 | 0.4 | 0.35 | 0.20 | 0.15 |
| 40.0-399.9 | d+10.5 | d+17.5 | 7.1 | 1.4 | 0.5 | 0.50 | 0.25 | 0.20 |
| 400.0-999.9 | d+14.0 | d+22.0 | 9.5 | 1.6 | 0.6 | 0.60 | 0.30 | 0.25 |
4、FVD Specification Table
| S/N | Shaft diameter | Groove diameter | Groove width | S/N | Shaft diameter | Groove diameter | Groove width | |||
| df8 | D1H9 | D2H9 | L1+0.2 | df8 | D1H9 | D2H9 | L1+0.2 | |||
| FVD0100 | 10 | 15.0 | 19.0 | 3.6 | FVD0950 | 95 | 105.5 | 112.5 | 7.1 | |
| FVD0120 | 12 | 17.0 | 21.0 | 3.6 | FVD1000 | 100 | 110.5 | 117.5 | 7.1 | |
| FVD0140 | 14 | 19.0 | 23.0 | 3.6 | FVD1050 | 105 | 115.5 | 122.5 | 7.1 | |
| FVD0150 | 15 | 20.0 | 24.0 | 3.6 | FVD1100 | 110 | 120.5 | 127.5 | 7.1 | |
| FVD0160 | 16 | 21.0 | 25.0 | 3.6 | FVD1150 | 115 | 125.5 | 132.5 | 7.1 | |
| FVD0180 | 18 | 23.0 | 27.0 | 3.6 | FVD1200 | 120 | 130.5 | 137.5 | 7.1 | |
| FVD0200 | 20 | 27.0 | 32.5 | 4.8 | FVD1250 | 125 | 135.5 | 142.5 | 7.1 | |
| FVD0220 | 22 | 29.0 | 34.5 | 4.8 | FVD1300 | 130 | 140.5 | 147.5 | 7.1 | |
| FVD0250 | 25 | 32.0 | 37.5 | 4.8 | FVD1350 | 135 | 145.5 | 152.5 | 7.1 | |
| FVD0280 | 28 | 35.0 | 40.5 | 4.8 | FVD1400 | 140 | 150.5 | 157.5 | 7.1 | |
| FVD0300 | 30 | 37.0 | 52.5 | 4.8 | FVD1500 | 150 | 160.5 | 167.5 | 7.1 | |
| FVD0320 | 32 | 39.0 | 44.5 | 4.8 | FVD1600 | 160 | 170.5 | 177.5 | 7.1 | |
| FVD0350 | 35 | 42.0 | 47.5 | 4.8 | FVD1700 | 170 | 180.5 | 187.5 | 7.1 | |
| FVD0360 | 36 | 43.0 | 48.5 | 4.8 | FVD1800 | 180 | 190.5 | 197.5 | 7.1 | |
| FVD0400 | 40 | 50.5 | 57.5 | 7.1 | FVD1900 | 190 | 200.5 | 207.5 | 7.1 | |
| FVD0420 | 42 | 52.5 | 59.5 | 7.1 | FVD2000 | 200 | 210.5 | 217.5 | 7.1 | |
| FVD0450 | 45 | 55.5 | 62.5 | 7.1 | FVD2100 | 210 | 220.5 | 227.5 | 7.1 | |
| FVD0480 | 48 | 58.5 | 65.5 | 7.1 | FVD2200 | 220 | 230.5 | 237.5 | 7.1 | |
| FVD0500 | 50 | 60.5 | 67.5 | 7.1 | FVD2300 | 230 | 240.5 | 247.5 | 7.1 | |
| FVD0520 | 52 | 62.5 | 69.5 | 7.1 | FVD2400 | 240 | 250.5 | 257.5 | 7.1 | |
| FVD0550 | 55 | 65.5 | 72.5 | 7.1 | FVD2500 | 250 | 260.5 | 267.5 | 7.1 | |
| FVD0560 | 56 | 66.5 | 73.5 | 7.1 | FVD2800 | 280 | 290.5 | 297.5 | 7.1 | |
| FVD0600 | 60 | 70.5 | 77.5 | 7.1 | FVD3000 | 300 | 310.5 | 317.5 | 7.1 | |
| FVD0630 | 63 | 73.5 | 80.5 | 7.1 | FVD3200 | 320 | 330.5 | 337.5 | 7.1 | |
| FVD0650 | 65 | 75.5 | 82.5 | 7.1 | FVD3500 | 350 | 360.5 | 367.5 | 7.1 | |
| FVD0700 | 70 | 80.5 | 87.5 | 7.1 | FVD3600 | 360 | 370.5 | 377.5 | 7.1 | |
| FVD0750 | 75 | 85.5 | 92.5 | 7.1 | FVD4000 | 400 | 410.5 | 417.5 | 7.1 | |
| FVD0800 | 80 | 90.5 | 97.5 | 7.1 | FVD4200 | 420 | 434.0 | 422.0 | 9.5 | |
| FVD0850 | 85 | 95.5 | 102.5 | 7.1 | FVD4500 | 450 | 464.0 | 472.0 | 9.5 | |
| FVD0900 | 90 | 100.5 | 107.5 | 7.1 | FVD4800 | 480 | 494.0 | 502.0 | 9.5 | |
| FVD5000 | 500 | 514.0 | 522.0 | 9.5 | ||||||
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Date：2018-3-24 16:33:33
