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Pool/Small Pump Seals

  • 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 Super Pump seal kit — PS-201 shaft seal (SPX1600Z2), SPX1600T housing gasket and SPX1600R diffuser gasket

    Hayward Super Pump Seal KitPS-201 Shaft Seal, Housing & Diffuser Gaskets (SPX1600Z2 / SPX1600T / SPX1600R)

    Hayward Super Pump Seal KitPS-201 Shaft Seal, Housing & Diffuser Gaskets (SPX1600Z2 / SPX1600T / SPX1600R)

    Item #N/A

    The Hayward Super Pump seal kit has the three wear parts a Super Pump rebuild takes: the PS-201 shaft seal (replaces Hayward SPX1600Z2), the SPX1600T housing gasket and the SPX1600R diffuser gasket. It fits Hayward Super Pump SP1600X and SP2600X series pumps and the Super Pump VS. Built to OEM-equivalent standards or higher.

    What’s in the box

    • PS-201 shaft seal, 3/4 in. — replaces Hayward SPX1600Z2, in your choice of seal material

    • SPX1600T housing gasket — also sold as Aladdin G-95

    • SPX1600R diffuser gasket — also sold as Aladdin O-141

    The strainer lid O-ring (SPX1600S) is not included.

      Kit GuideHayward Super Pump Seal KitSPX1600Z2  /  SPX1600T  /  SPX1600R5 kits available. The gaskets are the same in every kit — only the PS-201 shaft seal changes. Pick the seal that suits your water, choose it from the drop-down menu above, then check your pump model below.

    1Choose your seal — best for this water
    Standard – Carbon/Ceramic/Nitrile (201c)Molded carbon face, ceramic seat, Nitrile rubberPS-201  view seal Normal chlorine, normal temperature, clear water. The standard build for a home pool or spa.
    Upgrade – Carbon/Ceramic/Viton (201cv)Molded carbon face, ceramic seat, Viton rubberPS-201V-CMS  view seal Saltwater or higher chlorine, and warmer water. Viton holds up where standard Nitrile hardens and cracks.
    Premium – Machined Carbon/Ceramic/Nitrile (851)Premium carbon face machined from solid stock, ceramic seat, Nitrile rubberPS-851  view seal Saltwater pools with a chlorine generator, commercial pools, or any pump that runs most of the day.
    Premium – Machined Carbon/Ceramic/Viton (3868)Premium carbon face machined from solid stock, ceramic seat, Viton rubberPS-3868  view seal High chlorine and hot water — heated spas, therapy pools, heavy commercial duty.
    Heavy Duty – Silicon Carbide/Viton (201cvss) Top gradeSilicon carbide face and seat, Viton rubberPS-201V-SC-SC  view seal Sandy, dusty or gritty water, or any pump where seals keep failing early. The hardest faces we offer.
    2Check your pump — Hayward model numbers
    Super Pump SP1600X SP1600X5, SP1605X7, SP1607X10, SP1608X10, SP1610X15, SP1611X15, SP1615X20, SP1616X20, SP1621X25
    Super Pump SP2600X SP2600X5, SP2605X7, SP2607X10, SP2607X102S, SP2607EE, SP2610X15, SP2610X152S, SP2615X20, SP2615X202S, SP2621X25
    Super Pump E-rated SP2670007X10, SP2670010X15Factory Viton seal — choose a Viton kit.
    Super Pump VS SP2600VSP, SP2602VSP, SP2603VSP, SP26115VSP
    Super II (SP3000 series) Takes a different housing gasket — see the Hayward Super II seal kit.
    3OEM part numbers this kit replaces
    Shaft seal Hayward SPX1600Z2, SPX1600Z2G, SPX1600Z2VIT (Viton) · PS-201
    Housing gasket Hayward SPX1600T · Aladdin G-95
    Diffuser gasket Hayward SPX1600R · Aladdin O-141

    Not sure which kit? Call or text a photo of your pump nameplate to 561-414-1046 — no purchase required.Engineered to fit. Built to last.

  • speck 20mm mechanical seal

    Speck 20mm Pool Pump Mechanical Seal2920343310 / VGM-2920

    Speck 20mm Pool Pump Mechanical Seal2920343310 / VGM-2920

    Speck 20mm Pool Pump Mechanical Seal — 2920343310 / VGM-2920

    Direct-fit aftermarket replacement for the Speck 20mm pool pump shaft seal (OEM 2920343310). Carbon vs. Ceramic faces with a Buna elastomer for reliable sealing in Speck BADU pool and commercial pumps.

    Key details:

    • Equivalent to VGM-2920

    • OEM cross reference: Speck 2920343310

    • Common use: general-purpose 20mm Speck pump applications

    • Fits: Speck S90, BADU EcoM2 / EcoMV, Model 433, Model 94, 95-series, 21-80 water-feature pumps, and EasyFit

    • Cross-refs: U.S. Seal VGM-2920 (Buna) / VGM-2920V (Viton), Aladdin AS-2920, PS-3867

    Explore our full line up of OEM seals 

    Looking for more? Shop Pump Repair Kits, Shaft Seals and Pre-Cut Gaskets

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

    Weight .3 lbs
    Dimensions 2 × 2 × 1.75 in