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2. OEM Replacement Seals by Brand

  • Tsurumi 20mm double mechanical seal replacement Tsurumi 025-001-00 mechanical seal H-25T 25mm Ebara 260B 25mm mechanical seal

    Tsurumi 20MM Double Mechanical Seal

    Tsurumi 20MM Double Mechanical Seal

    Tsurumi 20mm Double Mechanical Seal (Upper + Lower)

    Direct-fit 20mm double mechanical seal replacement for Tsurumi submersible pumps that use a 20 mm shaft and a two-stage (upper + lower) seal set. This seal is built with hard silicon carbide faces on both stages (SiC/SiC – SiC/SiC) and Viton (FKM) elastomers for long service life, higher temperature capability, and strong chemical resistance in demanding pump environments. Cross-referenced to Tsurumi Mechanical Seal H-20T(E) and OEM 025-000-98 for matching manuals, invoices, and service parts lists.

    At a glance:

    • Shaft size: 20 mm

    • Configuration: Double seal (upper + lower)

    • Faces: SiC/SiC – SiC/SiC

    • Elastomers: Viton (FKM)

    • Form: Seal assembly only (O-rings/gaskets sold separately)

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    Weight .4 lbs
    Dimensions 2.25 × 2.25 × 2 in
  • Tsurumi 20mm double mechanical seal replacement Tsurumi 025-001-00 mechanical seal H-25T 25mm Ebara 260B 25mm mechanical seal

    Tsurumi 25mm Double Mechanical Seal — OEM 025-001-00 (H-25T)

    Tsurumi 25mm Double Mechanical Seal — OEM 025-001-00 (H-25T)

    Tsurumi 25mm Double Mechanical Seal — OEM 025-001-00 (H-25T)

    Direct-fit aftermarket Tsurumi 25mm double mechanical seal (upper + lower) for submersible pump applications using a 25mm shaft. This seal is sold by OEM cross-reference for fast ordering and is commonly identified as Tsurumi 025-001-00 (H-25T), which supersedes 025-000-07.

    Built for high-duty submersible service, this two-stage seal uses a proven face combination: CAR/SIC on the upper stage and a hard-face SIC/SIC lower stage to handle tough conditions and extend run time.

    At a glance

    • OEM part number: 025-001-00 (supersedes 025-000-07)

    • Seal type: Double mechanical seal (upper + lower)

    • Shaft size: 25mm

    • Face materials: Upper CAR/SIC + Lower SIC/SIC

    Compatibility note: This seal is frequently searched for Tsurumi 25mm applications and is also commonly referenced alongside Ebara 260B 25mm seal searches—always confirm the OEM number and pump model before ordering.

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    Weight .5 lbs
    Dimensions 2.25 × 2.25 × 2 in
  • Tsurumi H-30 30mm double mechanical seal 025-194-12, 30mm shaft with 44×57 seats, upper and lower seal set

    Tsurumi 30mm Double Mechanical Seal — H-30 / 025-194-12

    Tsurumi 30mm Double Mechanical Seal — H-30 / 025-194-12

    Tsurumi 30mm Double Mechanical Seal — H-30 / 025-194-12

    The Tsurumi H-30 mechanical seal is a direct-fit 30mm double seal set (upper + lower) for Tsurumi submersible pumps running a 30mm shaft, supplied with 44×57 stationary seats for a proper housing fit. This seal is commonly referenced as Tsurumi H-30 and Tsurumi OEM 025-194-12. Supplied with 44 × 57 stationary seats to achieve proper fit in the seal housing on listed applications. Compatible with Tsurumi 100C43.7-CR63.

    At a glance:

    • Shaft size: 30 mm

    • Configuration: Double seal (upper + lower)

    • Seat size: 44 × 57 (verify against your housing bore)

    • Form: Seal assembly only (O-rings/gaskets sold separately)

    Compatibility / Cross-reference:

    • Compatibility: Tsurumi 100C43.7-CR63

    • Cross-ref: H-30 / 025-194-12

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    Weight .6 lbs
    Dimensions 2.5 × 2.5 × 2.25 in
  • Tsurumi 35MM mechanical seal

    Tsurumi 35mm Double Mechanical Seal — Tsurumi H-35 / OEM 025-195-13

    Tsurumi 35mm Double Mechanical Seal — Tsurumi H-35 / OEM 025-195-13

    Tsurumi 35mm Double Mechanical Seal —H-35 / 025-195-13

    For Tsurumi 100C43.7-CR-63 and 100C47.5-CR-63 pump rebuilds, this is a direct-fit aftermarket Tsurumi 35mm double mechanical seal (upper + lower) for submersible applications using a 35 mm shaft. This seal is commonly referenced as Tsurumi H-35 / OEM 025-195-13, and many assemblies use 54mm or 57mm stationary seat OD—this listing includes both seats to help match common housing variations.

    At a glance:

    • Shaft size: 35 mm

    • Configuration: Double seal (upper + lower)

    • Seats included: 54 mm OD and 57 mm OD stationary seats

    • Form: Seal assembly only (O-rings/gaskets sold separately)

    Tsurumi cross references:

    • Tsurumi seal ID: H-35

    • Tsurumi OEM part number: 025-195-13

    Compatibility:

    • Tsurumi 100C47.5-CR63

    • Tsurumi 100C43.7

    This Tsurumi 35mm double mechanical seal (upper + lower) is commonly searched for Tsurumi 100C43.7-CR-63 and Tsurumi 100C47.5-CR-63 rebuilds and leak repairs.

    • Tsurumi 100C43.7-CR-63: OEM parts list shows Mechanical Seal 025-195-13 (H-35, SiC).

    • Tsurumi 100C47.5-CR-63: some OEM parts lists show Mechanical Seal 025-280-16 (H-35A, SiC+CCBN) — verify your pump’s parts list/OEM number to ensure the correct variant.

    What’s included: Double seal assembly (upper + lower) with two stationary seats (54mm OD + 57mm OD) to match common housing variations.

    Search tip: If you arrived here by searching “100C43.7 mechanical seal” or “100C47.5-CR63 mechanical seal replacement,” match your OEM number below for the fastest confirmation.

    Explore our full line up of OEM seals 

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    Weight .6 lbs
    Dimensions 2.5 × 2.5 × 2 in
  • Tsurumi LH430W-61 45/50mm step-shaft double mechanical seal, HT-4550N and 025-001-24, upper and lower set

    Tsurumi 45/50mm Double Mechanical Seal (Step Shaft) — LH430W-61

    Tsurumi 45/50mm Double Mechanical Seal (Step Shaft) — LH430W-61

    Item #025-001-24

    Tsurumi 45/50mm Double Mechanical Seal (Step Shaft) — LH430W-61

    The Tsurumi LH430W-61 mechanical seal is a direct-fit 45/50mm step-shaft double seal set (upper + lower) for Tsurumi LH430W-61 submersible pumps with two shaft diameters per OEM spec. Built as an OEM-style replacement seal assembly for heavy-duty submersible service where long run time and dependable sealing matter.

    Cross-reference: HT-4550N, 025-001-24, 025-000-04, 025-305-18.

    *For full rebuild we recommend- Tsurumi LH430W-61 Seal Kit– which includes mechanical seals + O-ring kit 

    At a glance:

    • Pump application: Tsurumi LH430W-61

    • Manufacturer reference: HT-4550N / 025-001-24

    • Equivalent to: VGMHT-4550N

    • Shaft geometry: Step shaft 45/50 mm

    • Configuration: Double mechanical seal (upper + lower)

    • Form: Seal assembly only (for seals + O-rings, see the kit below)

    Cross-reference: HT-4550N / 025-001-24 / 025-000-04 / 025-305-18.

    Explore our full line up of OEM seals 

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    Weight 1 lbs
    Dimensions 3.25 × 3.25 × 3 in
  • Tsurumi H-50T 50mm double mechanical seal 025-268-18, upper CAR/SiC and lower SiC/SiC faces, upper and lower set

    Tsurumi 50mm Double Mechanical Seal — H-50T / OEM 025-268-18 

    Tsurumi 50mm Double Mechanical Seal — H-50T / OEM 025-268-18 

    Tsurumi 50mm Double Mechanical Seal — H-50T / OEM 025-268-18

    The Tsurumi H-50T mechanical seal is a direct-fit 50mm double seal (upper + lower) for Tsurumi submersible pumps running a 50mm shaft. Equivalent to VGMH-50T (Type VGM562) and cross-referenced as Tsurumi OEM 025-268-18, it is built to OEM-equivalent standards or higher for the same fit and longevity as the original.

    Built for demanding submersible duty, this two-stage seal uses a proven face combination: CAR/SIC on the upper stage with a hard-face SIC/SIC lower stage to improve wear resistance and service life in abrasive applications.

    At a glance:

    • Shaft size: 50 mm

    • Configuration: Double seal (upper + lower)

    • Face sets: Upper CAR/SIC · Lower SIC/SIC

    • Form: Seal assembly only (O-rings/gaskets sold separately)

    Tsurumi cross references 

    • Tsurumi seal ID: H-50T

    • Tsurumi OEM part number: 025-268-18

    Explore our full line up of OEM seals 

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    Weight 1 lbs
    Dimensions 3.25 × 3.25 × 2.5 in
  • Tsurumi H-60 60mm double mechanical seal 025-199-17, upper and lower seal set for submersible pumps

    Tsurumi 60mm Double Mechanical Seal — H-60 / OEM 025-199-17

    Tsurumi 60mm Double Mechanical Seal — H-60 / OEM 025-199-17

    Item #025-199-17

    Tsurumi 60mm Double Mechanical Seal (Upper + Lower) — H-60 / OEM 025-199-17

    The Tsurumi H-60 mechanical seal is a direct-fit 60mm double seal set (upper + lower) for Tsurumi submersible pumps running a 60mm shaft. This seal is commonly referenced as Tsurumi H-60 and OEM 025-199-17, and it’s also frequently listed in aftermarket catalogs as VGMH-60 (Type VGM562). Built for high-duty submersible service, this complete upper + lower seal set is designed for dependable sealing and long run time in demanding applications.

    At a glance:

    • Configuration: Double seal (upper + lower)

    • Shaft size: 60mm

    • Form: Seal assembly only (O-rings/gaskets sold separately)

    • Equivalent to: VGMH-60 (Type VGM562)

    Tsurumi cross references:

    • Tsurumi seal ID: H-60

    • Tsurumi OEM part number: 025-199-17

    Explore our full line up of OEM seals 

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    Weight 1.5 lbs
    Dimensions 4 × 4 × 2.5 in
  • BJM K2N220 45mm double mechanical seal M01355V, upper and lower set HCP TF840 45mm double mechanical seal F21-0B045NS0000-0, upper and lower set Ebara 260D 45mm double mechanical seal ED560N-M45, upper and lower set surumi H-45X 45mm double mechanical seal 025-000-62, upper and lower set

    Tsurumi H-45X Mechanical Seal — 45mm Double Seal (025-000-62)

    Tsurumi H-45X Mechanical Seal — 45mm Double Seal (025-000-62)

    Tsurumi H-45X Mechanical Seal — 45mm Double Seal (025-000-62)

    The Tsurumi H-45X mechanical seal is a direct-fit 45mm double seal set (upper + lower) for Tsurumi submersible pumps running a 45mm shaft, such as the 100C415-CR63. Cross-referenced as Tsurumi OEM 025-000-62 — the current replacement for the obsolete 025-197-15 — it is built to OEM-equivalent standards or higher for the same fit and longevity as the original.

    If your manual or old packaging shows 025-197-15, this is the correct up-to-date seal for that part.

    At a Glance 

    • Shaft size: 45mm

    • Configuration: Double seal (upper + lower)

    • Manufacturer reference: Tsurumi H-45X / 025-000-62

    • Supersedes (obsolete): 025-197-15

    Cross Reference — Tsurumi H-45X / 025-000-62 

    • Tsurumi seal code: H-45X

    • Tsurumi current OEM part number: 025-000-62

    • Obsolete / superseded number: 025-197-15

    • Fits Tsurumi pump: 100C415-CR63

    Built for Tsurumi submersible pumps running the 45mm shaft, including the 100C415-CR63. Matching from a worn seal? Confirm your exact pump model and parts list first, or send a photo of the old seal and your pump nameplate to info@sealhouseusa.com, or call/text 561-414-1046. No purchase required.

    Explore our full line up of OEM seals 

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    Weight 1 lbs
    Dimensions 3 × 3 × 3 in
  • HCP 80AFU 30/35mm double mechanical seal F21-0C030NS0001-0, upper and lower set Tsurumi HT-3035N 30/35mm double mechanical seal 025-000-02, upper and lower set for KT and KTZ pumps

    Tsurumi HT-3035N Mechanical Seal — 30/35mm Double Seal (025-000-02)

    Tsurumi HT-3035N Mechanical Seal — 30/35mm Double Seal (025-000-02)

    Tsurumi HT-3035N Mechanical Seal — 30/35mm Double Seal (025-000-02)

    The Tsurumi HT-3035N mechanical seal is a direct-fit 30/35mm double seal set (upper + lower) for Tsurumi KT and KTZ series submersible pumps running a stepped 30/35mm shaft. Equivalent to US Seal VGMHT-3035N and cross-referenced as Tsurumi OEM 025-000-02, it is built to OEM-equivalent standards or higher for the same fit and longevity as the original.

    This complete upper-and-lower seal set also fits select HCP submersible pumps built around the same 30/35mm arrangement, including the 80AFU27.5MTS/MS and 80AFU43.7 (HCP F21-0C030NS0001-0) Check out: HCP AF SERIES MECHANICAL SEALS

    At a Glance 

    • Shaft size: 30/35 mm (step shaft)

    • Configuration: Double seal (upper + lower)

    • Manufacturer reference: Tsurumi HT-3035N / 025-000-02

    • Equivalent to: US Seal VGMHT-3035N

    Applications Built for Tsurumi KT and KTZ series submersible pumps with the 30/35mm stepped shaft, and select HCP pumps (80AFU27.5MTS/MS, 80AFU43.7) that share the same seal. Matching from a worn seal? Confirm your pump model and shaft sizes first, or send a photo of the old seal and your pump nameplate to info@sealhouseusa.com, or call/text 561-414-1046. No purchase required.

    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 .8 lbs
    Dimensions 2.75 × 2.75 × 2.75 in