Hydraulic Seals
Hydraulic / Pneumatic seals generally describe a class of seals that are used in reciprocating equipment. Hydraulic seals are exposed to hydraulic fluids (hydrocarbon, phosphate ester, etc...), while Pneumatic seals are exposed to air (with minimal lubrication).
| Product | Applications | Sizes + Specifications | Materials |
|---|---|---|---|
Hydraulic: U-Cups |
Dyn:Recip To 6,000 psi 3 ft/sec |
Rod, Piston, Deep Base, Square, B-Style, Q-energizer, Capped | NBR, PUR, FKM, |
Loaded U-Cups |
Dyn:Recip To 6,000 psi 3 ft/sec |
Rod, Piston, Deep Base, Square, B-Style, Q-energizer, Capped | NBR, PUR, FKM, |
Piston Rings |
Dyn:Recip To 6,000 psi 3 ft/sec |
Bronze, Cast Iron | |
Piston Seals |
Dyn:Recip To 5,000 psi 3 - 12 ft/sec |
O-ring, Square Ring, Ridged, Double-acting ANSI B93.32, NFPA T3.19.18 |
PTFE/Bronze, PA, NBR, FKM, PUR, EPDM |
Rod Buffer Seals |
Dyn:Recip To 5,000 psi 3 - 12 ft/sec |
O-ring, Square Ring | PTFE, PA, NBR, FKM |
T-Seals |
Dyn:Recip To 6,000 psi 3 ft/sec |
Rod, Piston | NBR, XNBR, FKM, PTFE |
| Piston Cups |
Dyn:Recip To 6,000 psi 3 ft/sec |
Single acting, Double-acting | NBR, PUR |
V-Seals |
Dyn:Recip To 10,000 psi 1.5 ft/sec |
Chevrons, Male- and Female- end adapters | NBR, FKM, PEEK, PTFE |
Wipers |
Dyn:Recip To - psi 3 - 12 ft/sec |
AN, D, K, H, Press-in, Canned | NBR, EPDM, FKM, PUR, TPE, PTFE/Bronze, |
| Wear Rings |
Dyn:Recip To - psi 15 ft/sec |
Butt-cut, Step-cut | PA, PTFE, Phenolic |
Back-up Rings |
Static 1,500 to 10,000 psi |
M8791/1, Spiral, Contoured, Flat | PTFE, NBR, PA |