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2. OEM Replacement Seals by Brand

  • Buy Goulds mechanical seal 10k168 10k69 10k95 Goulds 10K168 / 10K172 mechanical seal 12mm Goulds 10K95 mechanical seal 25mm

    Goulds Mechanical Seal 10K169 / 10K173 — 16mm

    Goulds Mechanical Seal 10K169 / 10K173 — 16mm

    Item #N/A

    Goulds Mechanical Seal 10K169 / 10K173 — 16mm

    Direct-fit 16mm mechanical seal replacement for Goulds vertical multistage pumps, built for reliable sealing in high-duty service with Silicon Carbide / Silicon Carbide (SiC/SiC) faces and Viton (FKM) elastomers.

    Please Note: 10K169 and 10K173 share the same design and fit. Because we supply the upgraded SiC/SiC/Viton build as standard, our 10K169 meets the 10K173 material specification—the two references are interchangeable in our catalog.

    At a glance

    • Shaft size: 16mm

    • Faces: SiC/SiC

    • Elastomers: Viton (FKM)

    • OEM cross-refs: 10K169 / 10K173

    Available versions (select from dropdown)

    • Standard — 16mm: Equivalent to 10K169 / 10K173

    • Upgrade — 16mm: Enhanced design for higher speeds/pressure (refer to product image when selecting “Upgrade”)

      • Cross-references (for upgrade): Lowara 0160.135.R.V.T; Goulds 10K69, 10K114 (commonly used on SSV-3 / SSV-4)

    • Standard Seal with o-ring kit — for SV / e-SV / e-SVE series, frame (S) (10SV, 15SV, 22SV). OEM equivalents: 5K519 (FKM/Viton), 5K520 (EPDM).

    • Upgrade Seal with o-ring kit — SV / e-SV / e-SVE series, frame (S) (10SV, 15SV, 22SV). OEM equivalents: 5K519 (FKM/Viton), 5K520 (EPDM)

    Fits pump models (Example nameplate reference sometimes shown on SSV top plate: “3SVB1J2E0, 5 HP”)

    • Goulds: 10SV, 15SV, 22SV

    • Goulds SSV: SSV-3, SSV-4

    • Noted on equipment: Armstrong VMS-100 (Serial 555233-02)

    Cross Reference / Alternate Search Formats

    10K169 • 10K 169 • 10k169 • 10K173 • 10K 173 • 10k173 • 0160.135.R.V.T • 10K69 • 10K114

    Explore our full line up of OEM seals 

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

    Weight .5 lbs
    Dimensions 2.25 × 2.25 × 1.75 in
  • Goulds Mechanical Seal 10k64

    Goulds Mechanical Seal 10k64

    Goulds Mechanical Seal 10k64

    Goulds 10k64 Mechanical Seal

    Goulds 10K64 mechanical seal (1-1/4″) for Goulds 3656/3756 S-Group end suction pumps—SiC/SiC faces with Viton (FKM) elastomers for severe-duty service.

    The 10K64 seal assembly is the OEM-specified mechanical seal option for Goulds 3656/3756 S-Group pumps, commonly used for water supply, recirculation, and cooling applications. Please note our seal is 304SS, OEM specification call for 314SS for 10k64 (refer to note below)

    *** Build note: Our 10K64 seal is manufactured with electro-polished 304 stainless steel for the spring and other metal components. Some Goulds documentation lists 316 stainless steel for these metal parts. For most standard water/HVAC services, this 304SS build performs reliably; if your application involves aggressive chemicals, or severe corrosion conditions, contact us and we can quote a 316SS option when available.

    Key specs: Shaft size: 1-1/4″ single spring seal • Seat: 1.875″ x 0.437″ cup • Rotary OD: 1.787″ • Working length: 1.062″

    Materials (10K64): Faces: Silicon Carbide vs Silicon Carbide (SiC/SiC); Elastomers: Viton (FKM)

    Explore our full line up of OEM seals 

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    Weight .5 lbs
    Dimensions 2.25 × 2.25 × 1.75 in
  • Buy Goulds mechanical seal 10k168 10k69 10k95 Goulds 10K168 / 10K172 mechanical seal 12mm Goulds 10K95 mechanical seal 25mm

    Goulds Mechanical Seal 10K95 / 10K70 — 25mm

    Goulds Mechanical Seal 10K95 / 10K70 — 25mm

    Item #N/A

    Goulds Mechanical Seal 10K95 / 10K70 — 25mm

    Direct-fit 25mm mechanical seal replacement for Goulds vertical multistage pumps, commonly used on Goulds SSV-5 and SSV-6 (verify by nameplate/build sheet). This OEM-style seal is built with Silicon Carbide / Silicon Carbide (SiC/SiC) faces and Viton (FKM) elastomers for reliable sealing and long service in demanding duty. Cross-references Goulds 10K95 and 10K70 for fast, accurate ordering.

    Available versions (select from dropdown)

    • Standard — 25mm: Equivalent to 10K95

    • Upgrade — 25mm: Enhanced design for higher speeds/pressure (see product image when selecting “Upgrade”) — commonly chosen for SSV-5 / SSV-6 higher-duty service

    At a glance

    • Shaft size: 25mm

    • Fits pump models: Goulds SSV-5 / SSV-6 (verify by nameplate)

    • Faces: SiC/SiC

    • Elastomers: Viton (FKM)

    • Cross-references: 10K95, 10K70

    Cross Reference / Alternate Search Formats

    10K95 • 10K 95 • 10k95 • 10K70 • 10K 70 • 10k70

    Explore our full line up of OEM seals 

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

    Weight .5 lbs
    Dimensions 2.25 × 2.25 × 1.75 in
  • Technotrans ML100DA mechanical seal

    Grundfos / Technotrans ML100DA Mechanical Seal — Fits ML100DA-J-H3-CMI3ATECHNOTRANS (Pump G-1 10-2)

    Grundfos / Technotrans ML100DA Mechanical Seal — Fits ML100DA-J-H3-CMI3ATECHNOTRANS (Pump G-1 10-2)

    Grundfos / Technotrans ML100DA Mechanical Seal — Fits ML100DA-J-H3-CMI3ATECHNOTRANS (Pump G-1 10-2)

    Direct-fit aftermarket mechanical seal replacement for Grundfos Technotrans ML100DA pump applications. Designed for the ML100DA-J-H3-CMI3ATECHNOTRANS configuration (often referenced as Pump G-1 10-2 / 10-2), this compact seal is built with Silicon/Silicon faces and a Viton (FKM) elastomer for dependable sealing in demanding service.

    Seal details

    • Application: Grundfos / Technotrans ML100DA-J-H3-CMI3ATECHNOTRANS

    • Pump reference: G-1 10-2 (also searched as 10-2)

    • Materials: Faces Silicon/Silicon · Elastomers Viton (FKM)

    • Design: Compact mechanical seal

    Cross references & alternative part identifiers

    • ML100DA / ML100 DA / ML100DA seal

    • ML100DA-J-H3-CMI3ATECHNOTRANS (full model string)

    • G-1 10-2 / G1 10-2 / 10-2 / 10 2

    • Technotrans ML100DA mechanical seal

    Fitment note: Always match your pump/model code and the G-1 10-2 / 10-2 reference to your existing seal before ordering.

    Explore our full line up of OEM seals 

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

    Weight .5 lbs
    Dimensions 2 × 2 × 2 in
  • Grundfos 06932440 mechanical seal 12mm

    Grundfos 12mm Mechanical Seal for Technotrans CM Series — OEM 06932440 Replacement 

    Grundfos 12mm Mechanical Seal for Technotrans CM Series — OEM 06932440 Replacement 

    Grundfos 12mm Mechanical Seal for Technotrans CM3 — OEM 06932440 Replacement

    Direct-fit aftermarket 12mm mechanical seal replacement compatible with Technotrans / Grundfos CM series pumps—CM1, CM3, CM5, CM10, CM15, and CM25—and Grundfos SCALA2 units that use the GLF-F-12 / G05-12 horizontal-style seal design. This seal also cross-references Grundfos OEM kit #06932440 (note: the OEM number is commonly sold as a full kit—we supply the mechanical seal only, not the complete kit). Built in a compact design for the CM pump series with Silicon/Silicon faces and a Viton (FKM) elastomer for dependable sealing performance.

    Seal Details

    • Shaft size: 12mm

    • Seal type: GLF-F-12 / G05-12 (12mm, horizontal type)

    • Application: Technotrans Grundfos CM1, CM3, CM5, CM10, CM15, CM25 and Grundfos SCALA2 (12mm versions)

    • Materials: Silicon/Silicon/Viton (FKM)

    • Design: Compact mechanical seal for CM pump series

    • Example application seen in the field: Technotrans / Grundfos CM3-5A-S-G-V-AQQVE-A-A-N

    Cross Reference / Alternate Part Numbers

    06932440 • 069 32440 • #06932440 • Grundfos 06932440 seal • Technotrans CM3 seal 12mm • CM3-5A mechanical seal

    GLF-F-12 • G05-12 • 06932440 • 069 32440 • #06932440 • Grundfos CM1 seal • Grundfos CM3 seal • Grundfos CM5 seal • Grundfos CM10 seal • Grundfos CM15 seal • Grundfos CM25 seal • Grundfos SCALA2 seal • Grundfos 12mm mechanical seal • Grundfos 12mm shaft seal

    Explore our full line up of OEM seals 

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

    Weight .5 lbs
    Dimensions 2 × 2 × 2 in
  • Grundfos 00985769 mechanical seal 12mm

    Grundfos 12mm Mechanical Seal — OEM 00985769 / 985204 / 00435045

    Grundfos 12mm Mechanical Seal — OEM 00985769 / 985204 / 00435045

    Grundfos 12mm Mechanical Seal — OEM 00985769 / 985204 / 00435045

    Direct-fit Grundfos 12mm mechanical seal replacement (shaft seal) for Grundfos MTH and CR-series pumps. This seal uses a durable three-prong tungsten carbide rotary face and is commonly ordered by OEM part number to ensure fast, accurate matching. Cross-references include 00985769 (confirmed), plus 985204 and 00435045 (customer-supplied alternates).

    Seal Details

    • Shaft size: 12mm

    • Rotary face: Three-prong tungsten carbide

    • Applications: Grundfos MTH 8-5015, MTH/C 2/4 series, CR & CRK pump models

    • OEM reference numbers: 00985769, 985204, 00435045

    Tested model compatibility (based on customer use)

    • CR4-120 U-G-A-AUUE — Model: C 41006072 xx 9809

    • CRN4-50-120 (confirmed same seal)

    • CRK2-150/15 A-M-A-AUUV — Model: C, 3KW

    Fitment note: Grundfos seals are often identified by part number + shaft size—always confirm your 12mm shaft and match your existing seal style before ordering.

    Explore our full line up of OEM seals 

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

    Weight .5 lbs
    Dimensions 2 × 2 × 2 in
  • Grundfos VGMG-1400 Mechanical Seal 12mm

    Grundfos 12mm Single Spring Set Screw Mechanical Seal — VGMG-1400 Equivalent (CNP CDL Compatible)

    Grundfos 12mm Single Spring Set Screw Mechanical Seal — VGMG-1400 Equivalent (CNP CDL Compatible)

    Grundfos 12mm Single Spring Set Screw Mechanical Seal — VGMG-1400 Equivalent (CNP CDL Compatible)

    Direct-fit 12mm mechanical seal replacement for Grundfos-style / vertical multistage pump applications that use a single-spring, set-screw drive. Commonly used on CNP CDL/CDLF pump applications and cross-referenced as VGMG-1400 (also searched as VGMG 1400 or VGMG1400) for fast, accurate ordering. Built with a rugged Tungsten Carbide / Tungsten Carbide face set and Viton (FKM) elastomer for dependable sealing in demanding service.

    At a glance

    • Shaft size: 12mm

    • Drive type: Single spring with set screw

    • Face materials: Tungsten Carbide / Tungsten Carbide (TC/TC)

    • Elastomer: Viton (FKM)

    • Common application: CNP CDL series pumps

    Cross Reference / Alternate Part Numbers

    VGMG-1400 • VGMG 1400 • VGMG1400 • 12mm set screw mechanical seal • CNP CDL 12mm mechanical seal

    Fitment note: Always verify shaft size (12mm) and match the set-screw single-spring design against your existing seal before ordering.

    Explore our full line up of OEM seals 

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    Weight .5 lbs
    Dimensions 2 × 2 × 2 in
  • Grundfos 96405255 Mechanical Seal 16mm

    Grundfos 16mm Mechanical Seal — OEM 96405255 / 964057255

    Grundfos 16mm Mechanical Seal — OEM 96405255 / 964057255

    Grundfos 16mm Mechanical Seal — OEM 96405255 / 964057255 (16mm Pump Shaft Seal)

    Direct-fit Grundfos 16mm mechanical seal replacement for Grundfos CRT and TP series pumps, designed for fast, accurate ordering by OEM part number. This seal features a rugged three-prong tungsten carbide rotary face for long service life in demanding pump duty and is commonly searched as Grundfos 96405255 seal or 964057255 mechanical seal.

    Seal Details

    • Shaft size: 16mm

    • Rotary face: Three-prong tungsten carbide

    • Application: Grundfos CRT and TP series pumps

    • OEM reference numbers: 96405255, 964057255

    Tested model compatibility (based on customer use)

    • TP 40-80/2 U-G-A-BUBE

    • CRT16-3 A-P-A-E-AUUE

    Cross Reference / Alternate Part Numbers

    96405255 • 964 05255 • 964057255 • 964 057255 • “Grundfos 16mm pump seal” • “Grundfos TP mechanical seal 16mm” • “Grundfos CRT mechanical seal 16mm”

    Fitment note: Always verify 16mm shaft size and match your existing seal style before ordering.

    Explore our full line up of OEM seals 

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    Weight .5 lbs
    Dimensions 2 × 2 × 2 in
  • Buy Grundfos 16mm pump seal VGMG-1401

    Grundfos 16mm Single Spring Set Screw Mechanical Seal — VGMG-1401 Equivalent

    Grundfos 16mm Single Spring Set Screw Mechanical Seal — VGMG-1401 Equivalent

    Grundfos 16mm Single Spring Set Screw Mechanical Seal — VGMG-1401 Equivalent

    Direct-fit 16mm mechanical seal replacement for Grundfos-style / vertical multistage pump applications that use a single-spring set-screw drive. This seal is commonly used in CNP CDL pump systems and cross-references the OEM-style number VGMG-1401 for fast, accurate ordering. Built with Tungsten Carbide / Tungsten Carbide (TC/TC) faces and a Viton (FKM) elastomer for dependable sealing performance in demanding service.

    Seal Details

    • Shaft size: 16mm

    • Drive type: Single spring with set screw

    • Materials: TC/TC/Viton (FKM)

    • Application: CNP-CDL series pumps

    • OEM equivalent / cross reference: VGMG-1401

    Cross Reference / Alternate Search Terms

    VGMG-1401 • VGMG 1401 • VGMG1401 • “16mm set screw mechanical seal” • “CNP CDL 16mm mechanical seal”

    Fitment note: Always verify shaft size (16mm) and match the single-spring set-screw design to your existing seal before ordering.

    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 .5 lbs
    Dimensions 2 × 2 × 2 in