Advanced Navigation

Inside Diameter

Outside Diameter

Height (H)

656

The style-656 is an asymmetric single acting piston seal. Similar in design to the 621 type rod seal, it offers excellent sealing in light, medium and heavy duty single acting applications.

Product View

Technical Diagram

Available Materials

Material

Acronym

Temperature

Surface Speed

Pressure

AU/NBRAU/NBR (7 found(s))-50ºF to +230ºF (-45ºC to +110ºC)<3.0 ft/s (1.0 m/s)≤6000 PSI (≤400 Bar)

Ref. No.	∅d	∅D	H	Price
RHAL-656/4456700 ∅d 2.5 ∅D 3.25 H 0.625	2.500	3.250	0.625	Call for price
RHAL-656/4461300 ∅d 2.75 ∅D 3.5 H 0.625	2.750	3.500	0.625	Call for price
RHAL-656/4461400 ∅d 3.75 ∅D 4.5 H 0.625	3.750	4.500	0.625	Call for price
RHAL-656/4461500 ∅d 4.75 ∅D 5.5 H 0.625	4.750	5.500	0.625	Call for price
RHAL-656/4522700 ∅d 1.875 ∅D 2.5 H 0.5	1.875	2.500	0.500	Call for price
RHAL-656/4523100 ∅d 5.75 ∅D 6.5 H 0.625	5.750	6.500	0.625	Call for price
RHAL-656/4579200 ∅d 1.625 ∅D 2 H 0.27	1.625	2.000	0.270	Call for price

AU/NBR - AU/NBR (7 found(s))

Ref. No.	∅d	∅D	H	Price
RHAL-656/4456700 ∅d 2.5 ∅D 3.25 H 0.625	2.500	3.250	0.625	Call for price
RHAL-656/4461300 ∅d 2.75 ∅D 3.5 H 0.625	2.750	3.500	0.625	Call for price
RHAL-656/4461400 ∅d 3.75 ∅D 4.5 H 0.625	3.750	4.500	0.625	Call for price
RHAL-656/4461500 ∅d 4.75 ∅D 5.5 H 0.625	4.750	5.500	0.625	Call for price
RHAL-656/4522700 ∅d 1.875 ∅D 2.5 H 0.5	1.875	2.500	0.500	Call for price
RHAL-656/4523100 ∅d 5.75 ∅D 6.5 H 0.625	5.750	6.500	0.625	Call for price
RHAL-656/4579200 ∅d 1.625 ∅D 2 H 0.27	1.625	2.000	0.270	Call for price