Check the listing for details. Replacement Hayward Backwash Slide Valve Nut SPX0722D2 - SPX0410BA Piston Assy. Condition: New. Listed at 11.48 USD. Replacement HAYWARD Backwash Slide Valve Replacement Locking Nut Hayward P/N = SPX0722D2 This is a direct replacement for the locking nut that holds the piston assembly (SPX0410BA) in placeFor use on the Hayward backwash slide valve # SP0410X502S Works on both DE and Sand filters with a side mount slide valve Manufactured by Custom Molded Products # 25831-004-170 All pool items sold on this store are Brand New direct from the factory unless otherwise noted. All items are factory sealed unless otherwise noted. All manufacturers warranties are applicable and defects are the manufactures responsibilities. Everything in the description is true and correct as of this listing.All items are marked as to authenticity prior to shipping; if item is returned without these internal markings, refund will be denied.All items are shipped to the lower 48 states using best shipping option available.All items are shipped in original factory packaging where possible.Our store is open 9am - 6pm Monday - Friday and 8:30 - 5pm Saturday Arizona timeAny returns must be shipped in original packaging.Items damaged by buyer will not be eligible for refundPlease contact our store if there are any issues or questions regarding any items listed for sale. We are more than happy to help make your purchase a pleasant one.All returns must be pre-approved prior to returning. Return Authorization is required for returns