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Pool & Spa Pump Parts

  • ps-100 , ps-200 , ps-201 mechanical seal

    3890CV Mechanical Seal (PS-3890V-CMS) — 5/8″Hayward TriStar, EcoStar & Polaris PB4-60 Pool Pumps

    3890CV Mechanical Seal (PS-3890V-CMS) — 5/8″Hayward TriStar, EcoStar & Polaris PB4-60 Pool Pumps

    Mechanical Seal 3890V — Type 166 / T-16 (5/8″) | PS-3890V-CMS 

    Equal to industry standard 3890V / PS-3890V-CMS
    Direct-fit Type 166 / T-16 single-spring seal for pool/spa and small-pump applications—upgraded with Viton elastomers and a machined carbon/ceramic face set for longer service life.

    At-a-glance specs: 5/8″ shaft • 1.381″ / 1.375″ × 0.406″ cup seat • Molded carbon/ceramic faces • Viton elastomers

    Fits: Hayward TriStar®, EcoStar® and NorthStar® (SPX3200SA, SPX4000), Jandy, and Polaris PB4-60Q and PB4-60 booster pumps made from late 2011 on (P84-3, R0479400). Polaris PB4-60 pumps made before late 2011 take the PS-1000.

    Same seal, same size, same fit — what changes is the rubber. Both seals below are the PS-3890 for a 5/8? shaft, with the same molded carbon face and ceramic seat, and both fit the same pumps. The only difference is the rubber: standard Nitrile or upgraded Viton. Pick the one that suits your water.

    Seal Material Best For This Water
    3890c Molded carbon face, ceramic seat, Nitrile rubber Normal chlorine, normal temperature, clear water. The standard build for a home pool or spa.
    3890cv Molded carbon face, ceramic seat, Viton rubber Saltwater or higher chlorine, and warmer water. Viton holds up where standard Nitrile hardens and cracks.

    Explore our full lineup of Single Spring Seals—PS replacements, pool/spa seals, and our SPS line.

    Looking for more? Shop Pump Repair Kits, Parts & Accessories, and Pre-Cut Gaskets.

    Have questions? Check out our Pool/Spa Small Pump Guide or call us anytime—we’re here to help

    Weight .25 lbs
    Dimensions 1.5 × 1.5 × 1.25 in
  • ps-100 , ps-200 , ps-201 mechanical seal

    516 Mechanical Seal (PS-516) — 5/8″Hayward Max-Flo II & Pentair SuperFlo Pool Pumps

    516 Mechanical Seal (PS-516) — 5/8″Hayward Max-Flo II & Pentair SuperFlo Pool Pumps

    Mechanical Seal 516 — Type 166 / T-16 (5/8″) | PS-516

    Equal to industry standard 516 / PS-516.
    Direct-fit Type 166 / T-16 single-spring seal for pool/spa and small-pump applications—built with a machined carbon/ceramic face set and Buna-N elastomers for dependable everyday service.

    At-a-glance specs: 5/8″ shaft • 1.25″ × 0.406″ cup seat • Machined carbon/ceramic faces • Buna-N elastomers

    Fits: Hayward Max-Flo II® and Max-Flo VS (SPX1250XZ2), Pentair SuperFlo® and SuperFlo VS (354545S), Pentair / Pac-Fab Challenger®, Dynamo®, Dynatron® and Pinnacle®, Sta-Rite Dura-Glas® and Max-E-Glas® Series PE, PEA, P2R and P2RA, plus Speck, Waterway, Jacuzzi, Astral Pool and Doughboy pool and spa pumps. Pentair SuperFlo VST, the original Hayward Max-Flo (SP2800X) and Dura-Glas II / Max-E-Glas II take the PS-201; pre-1998 Dura-Glas takes the PS-100.

    Same seal, same size, same fit — what changes is the material and how it’s built. All five seals below are the PS-200 for a 5/8″ shaft, and all five fit the same pumps. They differ in two ways. The build: a molded carbon face or a premium carbon face machined from solid stock. The materials: a ceramic or silicon carbide seat, and Nitrile or Viton rubber. Pick the one that suits your water.

    Seal Material Best For This Water
    200c Molded carbon face, ceramic seat, Nitrile rubber Normal chlorine, normal temperature, clear water. The standard build for a home pool or spa.
    200cv Molded carbon face, ceramic seat, Viton rubber Saltwater or higher chlorine, and warmer water. Viton holds up where standard Nitrile hardens and cracks.
    516 Machined premium carbon face, ceramic seat, Nitrile rubber Saltwater pools with a chlorine generator, commercial pools, or any pump that runs most of the day.
    3867 Machined premium carbon face, ceramic seat, Viton rubber High chlorine and hot water — heated spas, therapy pools, heavy commercial duty.
    200cvss Silicon carbide face and seat, Viton rubber Sandy, dusty or gritty water, or any pump where seals keep failing early. The hardest faces we offer.

    Explore our full lineup of Single Spring Seals—PS replacements, pool/spa seals, and our SPS line.

    Looking for more? Shop Pump Repair Kits, Parts & Accessories, and Pre-Cut Gaskets.

    Have questions? Check out our Pool/Spa Small Pump Guide or call us anytime—we’re here to help.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight .25 lbs
    Dimensions 1.5 × 1.5 × 1.25 in
  • 4240c mechanical seal is a direct-fit 5/ seal, the PS-4240 equivalent, cross-referenced to Goulds 10K10. ps-680c

    680c / 702c Mechanical Seal (PS-680 / PS-702)5/8″

    680c / 702c Mechanical Seal (PS-680 / PS-702)5/8″

    Item #N/A

    680c / 702c Mechanical Seal (PS-680 / PS-702) — 5/8″

    The 680c / 702c mechanical seal is a direct-fit 5/8″ shaft seal, the PS-680 and PS-702 equivalent. It is built to OEM-equivalent standards or higher with a Type 166 footprint and a quality molded carbon face for dependable pool, spa, and small-pump service. Available in multiple material builds — see the options below.

    Molded Carbon Face 
    This 680c / 702c uses a quality molded carbon face — a dependable build for pool, spa, and small-pump service, with smooth sealing and reliable life. For the premium machined carbon version, see our 4240c / Goulds 10K10 seal.

    Drop-in equivalent for common Type 16, G, A, 6, AV, 2100 styles.
    Built for pool/spa and small-pump service with a precision finish and OEM-friendly dimensions.

    At-a-glance specs: 5/8″ shaft • 1.187″ × 0.288″ cup seat (verify seat thickness) • Type 166 footprint

    Cross Reference: Replaces PS-702, PS-4462, PS-518, PS-701, PS-4284.

    Material options (select from dropdown)

    • CAR/CER/NIT — Standard build with machined carbon vs. ceramic, Nitrile elastomers.

    • CAR/CER/VIT — Same machined carbon/ceramic with Viton for higher chlorine, temperature, and chemicals.

    • SIC/SIC/VIT — Silicon Carbide vs. Silicon Carbide with Viton for maximum wear and heat resistance.

    • CAR/SIC/VIT — Direct replacement choice for PS-4284.

    Have questions? Check out our Single Spring Seal Guide  or call us anytime—we’re here to help.

    Explore our full lineup of Single Spring Seals—PS replacements, pool/spa seals, and our SPS line.

    Looking for more? Shop Pump Repair Kits, Parts & Accessories, and Pre-Cut Gaskets.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight .25 lbs
    Dimensions 1.5 × 1.5 × 1.25 in
  • ps-100 , ps-200 , ps-201 mechanical seal

    851 Mechanical Seal (PS-851) — 3/4″Hayward Super Pump & Pentair IntelliFloXF Pool Pumps

    851 Mechanical Seal (PS-851) — 3/4″Hayward Super Pump & Pentair IntelliFloXF Pool Pumps

    Mechanical Seal 851 — Type 166 / T-16 (3/4″) | PS-851 Equivalent

    Equal to industry standard 851 / PS-851.
    Direct-fit Type 166 / T-16 single-spring seal for pool/spa and small-pump applications—built with a machined carbon/ceramic face set and Buna-N elastomers for reliable everyday service.

    At-a-glance specs: 3/4″ shaft • 1.375″ × 0.406″ cup seat • Machined carbon/ceramic faces • Buna-N elastomers

    Fits: Hayward Super Pump®, Super Pump II, Super Pump VS and the original Max-Flo (SPX1600Z2), Pentair IntelliFloXF® and SuperFlo® VST (17351-0101S), Sta-Rite Dura-Glas® II, Max-E-Glas™ II, Max-E-Pro® and Dyna-Pro®, plus Pac-Fab, American Products, Purex, Swimquip and Jacuzzi pool and spa pumps. The standard Pentair IntelliFlo takes the PS-1000; Pentair SuperFlo / SuperFlo VS and Hayward Max-Flo II take the PS-200.

    Same seal, same size, same fit — what changes is the material and how it’s built. All five seals below are the PS-201 for a 3/4″ shaft, and all five fit the same pumps. They differ in two ways. The build: a molded carbon face or a premium carbon face machined from solid stock. The materials: a ceramic or silicon carbide seat, and Nitrile or Viton rubber. Pick the one that suits your water.

    Seal Material Best For This Water
    201c Molded carbon face, ceramic seat, Nitrile rubber Normal chlorine, normal temperature, clear water. The standard build for a home pool or spa.
    201cv Molded carbon face, ceramic seat, Viton rubber Saltwater or higher chlorine, and warmer water. Viton holds up where standard Nitrile hardens and cracks.
    851 Machined premium carbon face, ceramic seat, Nitrile rubber Saltwater pools with a chlorine generator, commercial pools, or any pump that runs most of the day.
    3868 Machined premium carbon face, ceramic seat, Viton rubber High chlorine and hot water — heated spas, therapy pools, heavy commercial duty.
    201cvss Silicon carbide face and seat, Viton rubber Sandy, dusty or gritty water, or any pump where seals keep failing early. The hardest faces we offer.

    Rebuilding a Hayward Super Pump or Super II?Get this 851 seal in a complete kit with both gaskets — choose Premium – Machined Carbon/Ceramic/Nitrile (851) from the kit drop-down.

    Doing the job yourself? Read How to Replace a Mechanical Pump Seal. 

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight .25 lbs
    Dimensions 1.5 × 1.5 × 1.25 in
  • ps-100 , ps-200 , ps-201 mechanical seal

    957 Mechanical Seal (PS-957) — 5/8″Fits Sta-Rite & Pentair Dura-Glas, Max-E-Glas Pool Pumps

    957 Mechanical Seal (PS-957) — 5/8″Fits Sta-Rite & Pentair Dura-Glas, Max-E-Glas Pool Pumps

    Mechanical Seal 957 — Type 166 / T-16 (5/8″) | PS-957

    Equal to industry standard 957 / PS-957.
    Direct-fit Type 166 / T-16 single-spring seal for pool/spa and small-pump applications—built with a machined carbon/ceramic face set and Buna-N elastomers for reliable everyday service.

    At-a-glance specs: 5/8″ shaft • 1.187″ × 0.343″ cup seat • Machined carbon/ceramic faces • Buna-N elastomers

    Same seal, same size, same fit — what changes is the material and how it’s built. All five seals below are the PS-100 for a 5/8? shaft, and all five fit the same pumps. They differ in two ways. The build: a molded carbon face or a premium carbon face machined from solid stock. The materials: a ceramic or silicon carbide seat, and Nitrile or Viton rubber. Pick the one that suits your water.

    Seal Material Best For This Water
    100c Molded carbon face, ceramic seat, Nitrile rubber Normal chlorine, normal temperature, clear water. The standard build for a home pool or spa.
    100cv Molded carbon face, ceramic seat, Viton rubber Saltwater or higher chlorine, and warmer water. Viton holds up where standard Nitrile hardens and cracks.
    957 Machined premium carbon face, ceramic seat, Nitrile rubber Saltwater pools with a chlorine generator, commercial pools, or any pump that runs most of the day.
    3866 Machined premium carbon face, ceramic seat, Viton rubber High chlorine and hot water — heated spas, therapy pools, heavy commercial duty.
    100cvss Silicon carbide face and seat, Viton rubber Sandy, dusty or gritty water, or any pump where seals keep failing early. The hardest faces we offer.

    Explore our full lineup of Single Spring Seals—PS replacements, pool/spa seals, and our SPS line.

    Looking for more? Shop Pump Repair Kits, Parts & Accessories, and Pre-Cut Gaskets.

    Have questions? Check out our Pool/Spa Small Pump Guide or call us anytime—we’re here to help.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight .25 lbs
    Dimensions 1.5 × 1.5 × 1.25 in
  • ps-1000 ,ps-961 ps-3865 mechanical seal

    961 Mechanical Seal (PS-961) — 5/8″Pentair IntelliFlo, WhisperFlo & Polaris PB4-60 Pool Pumps

    961 Mechanical Seal (PS-961) — 5/8″Pentair IntelliFlo, WhisperFlo & Polaris PB4-60 Pool Pumps

    Mechanical Seal 961 — T-6A (5/8″) | PS-961

    Equal to industry standard 961 / PS-961.
    Direct-fit T-6A single-spring seal for pool/spa and small-pump applications—built with a machined carbon face for smoother sealing and longer life in everyday service.

    At-a-glance: 5/8″ shaft • 1.25″ × 0.406″ cup seat • Machined carbon/ceramic faces • Buna-N elastomers

    Fits: Pentair IntelliFlo®, WhisperFlo® and Ultra-Flo (071734S), the Polaris PB4-60 booster pump, Jandy, Sta-Rite and American Products Eagle and Maxim pool pumps, plus Astral Pool, Doughboy, Gecko and Acura spa systems. Pentair IntelliFloXF takes the PS-201; the Polaris PB4-60Q takes the PS-3890.

    Same seal, same size, same fit — what changes is the material and how it’s built. All five seals below are the PS-1000 for a 5/8″ shaft, and all five fit the same pumps. They differ in two ways. The build: a molded carbon face or a premium carbon face machined from solid stock. The materials: a ceramic or silicon carbide seat, and Nitrile or Viton rubber. Pick the one that suits your water.

    Seal Material Best For This Water
    1000 Molded carbon face, ceramic seat, Nitrile rubber Normal chlorine, normal temperature, clear water. The standard build for a home pool or spa.
    1000cv Molded carbon face, ceramic seat, Viton rubber Saltwater or higher chlorine, and warmer water. Viton holds up where standard Nitrile hardens and cracks.
    961 Machined premium carbon face, ceramic seat, Nitrile rubber Saltwater pools with a chlorine generator, commercial pools, or any pump that runs most of the day.
    3865 Machined premium carbon face, ceramic seat, Viton rubber High chlorine and hot water — heated spas, therapy pools, heavy commercial duty.
    1000cvss Silicon carbide face and seat, Viton rubber Sandy, dusty or gritty water, or any pump where seals keep failing early. The hardest faces we offer.

    Explore our full lineup of Single Spring Seals—PS replacements, pool/spa seals, and our SPS line.

    Looking for more? Shop Pump Repair Kits, Parts & Accessories, and Pre-Cut Gaskets.

    Have questions? Check out our Pool/Spa Small Pump Guide or call us anytime—we’re here to help

    Please click “specifications for OEM numbers and Nameplate Data
    Weight .25 lbs
    Dimensions 1.5 × 1.5 × 1.25 in
  • Hayward spx1600r gasket

    Hayward SPX1600R Gasket

    Hayward SPX1600R Gasket

    Hayward SPX1600R —Pre-Cut Gasket

    The Hayward SPX1600R gasket is a high-quality replacement component designed for use in Hayward pool pump systems. This gasket provides a reliable seal between mating surfaces, helping prevent leaks and maintain proper system performance.

    Manufactured to meet original specifications, the SPX1600R gasket ensures a precise fit and dependable performance in pool and water circulation applications.

    Lower your cost per gasket with quantity-based pricing—discounts are automatically applied at checkout as your order quantity increases. See the pricing table above.

    Compatible pump series

    • Hayward Super II — SP3000 / SP3000X

    • Hayward Super Pump — SP1600X / SP2600X

    • Hayward MaxFlo — SP1800X / SP2800X

    • XE / VS pump variants using the SPX1600R housing gasket profile

    Explore our full lineup of Pre-cut Gaskets.   

    Looking for more? Check out our Mechanical Seals, Pump Repair Kits , & Parts/Accessories

    Have questions? Call us anytime-we’re here to help 

    Weight .1 lbs
    Dimensions 9 × 9 × 1 in
  • Hayward SPX1600T —Pre-Cut Gasket

    Hayward SPX1600T Gasket

    Hayward SPX1600T Gasket

    Hayward SPX1600T —Pre-Cut Gasket

    The Hayward SPX1600T gasket is a high-quality replacement component designed for use in Hayward pump systems. This gasket provides a reliable seal between mating surfaces, helping prevent leaks and maintain proper system performance.

    Manufactured to meet original specifications, the SPX1600T gasket ensures a precise fit and dependable performance in pool and water circulation applications.

    Lower your cost per gasket with quantity-based pricing—discounts are automatically applied at checkout as your order quantity increases. See the pricing table above.

    Compatible pump series

    • Hayward Super Pump VS — SP2600VSP

    • Hayward Super Pump — SP1600X / SP2600X

    • Hayward MaxFlo — SP1800X / SP2800X

    • Compatible with XE / VS variants that use the SPX1600T profile

    Rebuilding a Hayward Super Pump?Get this housing gasket in a complete kit with the shaft seal and diffuser gasket, or add the parts you need.

    Have a Super II (SP3000 series)? It takes the SPX3000T housing gasket instead — or get the Hayward Super II seal kit.Doing the job yourself? Read How to Replace a Mechanical Pump Seal.

    Explore our full lineup of Pre-cut Gaskets.   

    Looking for more? Check out our Mechanical Seals, Pump Repair Kits , & Parts/Accessories 

    Have questions? Call us anytime-we’re here to help 

    Weight .1 lbs
    Dimensions 9 × 9 × 1 in
  • hayward spx3000t gasket

    Hayward SPX3000T Gasket (G-345-9)

    Hayward SPX3000T Gasket (G-345-9)

    Hayward SPX3000T Gasket (G-345-9)— Pre-Cut Gasket

    The Hayward SPX3000T gasket (G-345-9) is a high-quality replacement component designed for use in Hayward pump systems. This gasket provides a reliable seal between mating surfaces, helping prevent leaks and maintain proper system performance.

    This part is also commonly referenced as G-345-9, making it a compatible replacement across multiple Hayward pump configurations.

    Manufactured to meet original specifications, the SPX3000T gasket ensures a precise fit and dependable performance in pool and water circulation applications.

    Lower your cost per gasket with quantity-based pricing—discounts are automatically applied at checkout as your order quantity increases. See the pricing table above.

    Cross-references

    • SPX3000T gasket

    • G-345-9 equivalent

    Rebuilding a Hayward Super II?Get this housing gasket in a complete kit with the shaft seal and diffuser gasket, or add the parts you need.

    Have a Super Pump (SP1600 / SP2600 series)? It takes the SPX1600T housing gasket instead — or get the Hayward Super Pump seal kit.Doing the job yourself? Read How to Replace a Mechanical Pump Seal.

    Explore our full lineup of Pre-cut Gaskets.   

    Looking for more? Check out our Mechanical Seals, Pump Repair Kits , & Parts/Accessories 

    Have questions? Call us anytime-we’re here to help 

    Weight .1 lbs
    Dimensions 9 × 9 × 1 in