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OPERATING LIMITS Temperature: -30°C~+200°C Pressure: ≤0.6MPa Speed: ≤10m/s
MATERIAL
Retainer (Brass) Drive ring (Brass) Spring (65Mn/SS304/SS316) Spring Holder (Brass) Bellows (NBR/EPDM/VITON) Stationary Ring (Plastic Carbon/Carbon/SiC) Rotary ring (Ceramic/SiC/TC) Cup Gasket (NBR/EPDM/VITON)
| Model | d1 | d3 | d7 | L1 | L3 | L4 |
| HGFH-20A | 20 | 40 | 33/33.5 | 17.5 | 6.5/5.5 | 11 |
| HGFH-20B | 20 | 40 | 33/33.5 | 17.5 | 6.5/5.5 | 11 |
HG FH O-Ring single spring auto cooling mechanical pump seal