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Inside Diameter

Outside Diameter

Height (H)

511

The 511-style is a standard profile loaded U-cup with precision trimmed sealing lips manufactured in either a polyurethane or polyester shell energised by O-ring and designed for common North American square grooves.

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Technical Diagram

Available Materials

Material

Acronym

Temperature

Surface Speed

Pressure

AU/NBRAU/NBR (4 found(s))-40ºF to +230ºF (-40ºC to +110ºC)<1.5 ft/s (0.5 m/s)≤5000 PSI (≤350 Bar)

Ref. No.	∅d	∅D	H	Price
RHAL-511/8802911 ∅d 1.625 ∅D 2 H 0.187	1.625	2.000	0.187	Call for price
RHAL-511/8803710 ∅d 2.125 ∅D 2.5 H 0.187	2.125	2.500	0.187	Call for price
RHAL-511/8811310 ∅d 4.25 ∅D 4.875 H 0.312	4.250	4.875	0.312	Call for price
RHAL-511/8858910 ∅d 4.25 ∅D 5.25 H 0.5	4.250	5.250	0.500	Call for price

AU/NBR - AU/NBR (4 found(s))

Ref. No.	∅d	∅D	H	Price
RHAL-511/8802911 ∅d 1.625 ∅D 2 H 0.187	1.625	2.000	0.187	Call for price
RHAL-511/8803710 ∅d 2.125 ∅D 2.5 H 0.187	2.125	2.500	0.187	Call for price
RHAL-511/8811310 ∅d 4.25 ∅D 4.875 H 0.312	4.250	4.875	0.312	Call for price
RHAL-511/8858910 ∅d 4.25 ∅D 5.25 H 0.5	4.250	5.250	0.500	Call for price