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Inside Diameter

Outside Diameter

Height (H)

621

This high-pressure rod seal incorporates both an acetal anti-extrusion ring for pressure protection as well as a unique profiled energizer to ensure lip loading in all conditions. Twin-lip design ensures dry rod sealing and added stability in the housing.

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Technical Diagram

Available Materials

Material

Acronym

Temperature

Surface Speed

Pressure

AU/NBR/POMAU/NBR/POM (8 found(s))-50ºF to +230ºF (-45ºC to +110ºC)<3.0 ft/s (1.0 m/s)≤10 000 PSI (≤700 Bar)

Ref. No.	∅d	∅D	H	Price
RHAL-621/4484710 ∅d 1.75 ∅D 2.125 H 0.375	1.750	2.125	0.375	Call for price
RHAL-621/4485110 ∅d 2 ∅D 2.5 H 0.375	2.000	2.500	0.375	Call for price
RHAL-621/4485410 ∅d 2.5 ∅D 3 H 0.375	2.500	3.000	0.375	Call for price
RHAL-621/4485610 ∅d 3 ∅D 3.5 H 0.375	3.000	3.500	0.375	Call for price
RHAL-621/4486010 ∅d 4 ∅D 4.5 H 0.375	4.000	4.500	0.375	Call for price
RHAL-621/4573210 ∅d 8 ∅D 8.75 H 0.625	8.000	8.750	0.625	Call for price
RHAL-621/4790910 ∅d 4.25 ∅D 5 H 0.625	4.250	5.000	0.625	Call for price
RHAL-621/4906010 ∅d 5.25 ∅D 5.75 H 0.562	5.250	5.750	0.562	Call for price

AU/NBR/POM - AU/NBR/POM (8 found(s))

Ref. No.	∅d	∅D	H	Price
RHAL-621/4484710 ∅d 1.75 ∅D 2.125 H 0.375	1.750	2.125	0.375	Call for price
RHAL-621/4485110 ∅d 2 ∅D 2.5 H 0.375	2.000	2.500	0.375	Call for price
RHAL-621/4485410 ∅d 2.5 ∅D 3 H 0.375	2.500	3.000	0.375	Call for price
RHAL-621/4485610 ∅d 3 ∅D 3.5 H 0.375	3.000	3.500	0.375	Call for price
RHAL-621/4486010 ∅d 4 ∅D 4.5 H 0.375	4.000	4.500	0.375	Call for price
RHAL-621/4573210 ∅d 8 ∅D 8.75 H 0.625	8.000	8.750	0.625	Call for price
RHAL-621/4790910 ∅d 4.25 ∅D 5 H 0.625	4.250	5.000	0.625	Call for price
RHAL-621/4906010 ∅d 5.25 ∅D 5.75 H 0.562	5.250	5.750	0.562	Call for price