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HERCULES PSA PISTON SEAL

    PSA Piston Seal

    Designed to fit on one or two piece pistons, this piston seal employs a nitrile seal for high sealability, nylon split backups for extrusion resistance, and two split bearing rings. No further support bearings are required.

    SEAL INFORMATION
    MATERIAL90A NITRILE SEAL
    NYLON BACK-UP
    NYLON BEARING
    TEMPERATURE
    RANGE    		-22° TO +212° F
    PRESSURE
    RANGE    		0 TO 6,000 PSI
    SPEED1.5 Ft/Sec.
    Part NumberA
    Nom.ID    		B
    Nom.OD    		C
    Nom.Ht
    PSA-1750
    PSA-2000
    PSA-2250
    PSA-2375
    PSA-2500
    PSA-2750
    PSA-3000
    PSA-3250
    PSA-3250A
    PSA-3500
    PSA-3500A
    PSA-3750
    PSA-4000
    PSA-4000A
    PSA-4000B
    PSA-4500
    PSA-4500A
    PSA-5000
    PSA-5000A
    PSA-6000
    PSA-6000A    		1-1/8
    1-3/8
    1-5/8
    1-3/4
    1-7/8
    2
    2-1/4
    2-1/2
    2-5/8
    2-3/4
    2.85
    3
    3-1/4
    3-1/4
    3-3/8
    3-1/2
    3-1/2
    4
    4-1/4
    5
    5    		1-3/4
    2
    2-1/4
    2-3/8
    2-1/2
    2-3/4
    3
    3-1/4
    3-1/4
    3-1/2
    3-1/2
    3-3/4
    4
    4
    4
    4-1/2
    4-1/2
    5
    5
    6
    6    		3/4
    3/4
    3/4
    3/4
    3/4
    .943
    .943
    .943
    .772
    .943
    .772
    .943
    .943
    1-3/8
    .772
    1-1/4
    1-3/4
    1-1/4
    .96
    1-1/4
    1-3/4