1/4" Discontinued Pumps

Up to 255 GPM

Repair Kits, both Wet End and Air End, are available for all of our legacy and discontinued product.  If you have a part number, please search above, or navigate to find your current product below.

Reliable polypropylene air section combined with a wide array of casing materials and elastomers ensure maximum chemical
compatibility. Ideal for low volume clean fluids transfer applications.

  • Suitable for clean fluids transfer
  • Compact Box Style Design
  • Intermittent duty non-metallic air section
  • Muffler Included

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1/4" Discontinued Pumps

Part No. Fluid End Air End Diaphragms Valve/Ball Valve Seats O-Rings Connection Type Fluid Porting
BK-025 PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. Polypropylene (Glass filled)Polypropylene (Glass filled) PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. PTFEThermoplastic material that is inert to most chemicals. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
BKD-025 PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. Polypropylene (Glass filled)Polypropylene (Glass filled) PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. PTFEThermoplastic material that is inert to most chemicals. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
CN-025 Conductive Nylon Stainless Steel filled Nylon, suitable for most solvents and alcohols. Polypropylene (Glass filled)Polypropylene (Glass filled) PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. NylonA non-metallic material, suitable for most solvents and oils. PTFEThermoplastic material that is inert to most chemicals. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
CN-025B Conductive Nylon Stainless Steel filled Nylon, suitable for most solvents and alcohols. Polypropylene (Glass filled)Polypropylene (Glass filled) Geolast®Injection molded thermoplastic material with characteristics similar to Nitrile. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. NylonA non-metallic material, suitable for most solvents and oils. Geolast®Injection molded thermoplastic material with characteristics similar to Nitrile. Has excellent abrasion resistance. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
CN-025E Conductive Nylon Stainless Steel filled Nylon, suitable for most solvents and alcohols. Polypropylene (Glass filled)Polypropylene (Glass filled) Santoprene®Injection molded thermoplastic material with characteristics similar to EPDM. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. EPDMGeneral purpose elastomer with good resistance to many acids and basis. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
CND-025 Conductive Nylon Stainless Steel filled Nylon, suitable for most solvents and alcohols. Polypropylene (Glass filled)Polypropylene (Glass filled) PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. NylonA non-metallic material, suitable for most solvents and oils. PTFEThermoplastic material that is inert to most chemicals. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
CND-025B Conductive Nylon Stainless Steel filled Nylon, suitable for most solvents and alcohols. Polypropylene (Glass filled)Polypropylene (Glass filled) Geolast®Injection molded thermoplastic material with characteristics similar to Nitrile. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. NylonA non-metallic material, suitable for most solvents and oils. Geolast®Injection molded thermoplastic material with characteristics similar to Nitrile. Has excellent abrasion resistance. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
KN-025 PVDFPolyvinylidene Fluoride suitable in applications requiring the highest purity, strength, and resistance to solvents, acids, bases. Polypropylene (Glass filled)Polypropylene (Glass filled) PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. PVDFPolyvinylidene Fluoride suitable in applications requiring the highest purity, strength, and resistance to solvents, acids, bases. PTFEThermoplastic material that is inert to most chemicals. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
KN-025E PVDFPolyvinylidene Fluoride suitable in applications requiring the highest purity, strength, and resistance to solvents, acids, bases. Polypropylene (Glass filled)Polypropylene (Glass filled) Santoprene®Injection molded thermoplastic material with characteristics similar to EPDM. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. PVDFPolyvinylidene Fluoride suitable in applications requiring the highest purity, strength, and resistance to solvents, acids, bases. EPDMGeneral purpose elastomer with good resistance to many acids and basis. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
KND-025 PVDFPolyvinylidene Fluoride suitable in applications requiring the highest purity, strength, and resistance to solvents, acids, bases. Polypropylene (Glass filled)Polypropylene (Glass filled) PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. PVDFPolyvinylidene Fluoride suitable in applications requiring the highest purity, strength, and resistance to solvents, acids, bases. PTFEThermoplastic material that is inert to most chemicals. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
KND-025E PVDFPolyvinylidene Fluoride suitable in applications requiring the highest purity, strength, and resistance to solvents, acids, bases. Polypropylene (Glass filled)Polypropylene (Glass filled) Santoprene®Injection molded thermoplastic material with characteristics similar to EPDM. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. PVDFPolyvinylidene Fluoride suitable in applications requiring the highest purity, strength, and resistance to solvents, acids, bases. EPDMGeneral purpose elastomer with good resistance to many acids and basis. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
NC-025 PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. Polypropylene (Glass filled)Polypropylene (Glass filled) Geolast®Injection molded thermoplastic material with characteristics similar to Nitrile. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. NitrileGeneral purpose elastomer used on water and most non synthetic oils. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
NC-025E PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. Polypropylene (Glass filled)Polypropylene (Glass filled) Santoprene®Injection molded thermoplastic material with characteristics similar to EPDM. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. EPDMGeneral purpose elastomer with good resistance to many acids and basis. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
NCD-025 PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. Polypropylene (Glass filled)Polypropylene (Glass filled) Geolast®Injection molded thermoplastic material with characteristics similar to Nitrile. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. NitrileGeneral purpose elastomer used on water and most non synthetic oils. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
NCD-025E PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. Polypropylene (Glass filled)Polypropylene (Glass filled) Santoprene®Injection molded thermoplastic material with characteristics similar to EPDM. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. EPDMGeneral purpose elastomer with good resistance to many acids and basis. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
PED-05 PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. Polypropylene (Glass filled)Polypropylene (Glass filled) Santoprene®Injection molded thermoplastic material with characteristics similar to EPDM. Has excellent abrasion resistance. Santoprene®Injection molded thermoplastic material with characteristics similar to EPDM. Has excellent abrasion resistance. PolypropyleneA non-metallic material, suitable for water, caustics, soap solutions, mild acids and general purpose applications. EPDMGeneral purpose elastomer with good resistance to many acids and basis. NPT (BSP)NPT(BSP) Connection Suction Bottom/Discharge RightSuction Bottom/Discharge Right
RD-025B NylonA non-metallic material, suitable for most solvents and oils. Polypropylene (Glass filled)Polypropylene (Glass filled) Geolast®Injection molded thermoplastic material with characteristics similar to Nitrile. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. NylonA non-metallic material, suitable for most solvents and oils. NitrileGeneral purpose elastomer used on water and most non synthetic oils. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
RDD-025 NylonA non-metallic material, suitable for most solvents and oils. Polypropylene (Glass filled)Polypropylene (Glass filled) PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. NylonA non-metallic material, suitable for most solvents and oils. PTFEThermoplastic material that is inert to most chemicals. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
RDD-025B NylonA non-metallic material, suitable for most solvents and oils. Polypropylene (Glass filled)Polypropylene (Glass filled) Geolast®Injection molded thermoplastic material with characteristics similar to Nitrile. Has excellent abrasion resistance. PTFEThermoplastic material that is inert to most chemicals. NylonA non-metallic material, suitable for most solvents and oils. NitrileGeneral purpose elastomer used on water and most non synthetic oils. NPT (BSP)NPT(BSP) Connection Suction Center Front/Discharge Center FrontSuction Center Front/Discharge Center Front
T025-BHT-PTTT-000 PTFEThermoplastic material that is inert to most chemicals. HDPE (High-density Polyethylene)HDPE (High-density Polyethylene) PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. BSPBSP Connection Center Suction & Discharge w/ 180° Adjustable RotationCenter Suction & Discharge w/ 180° Adjustable Rotation Front to back.
T025-NHT-PTTT-000 PTFEThermoplastic material that is inert to most chemicals. HDPE (High-density Polyethylene)HDPE (High-density Polyethylene) PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. PTFEThermoplastic material that is inert to most chemicals. NPT Center Suction & Discharge w/ 180° Adjustable RotationCenter Suction & Discharge w/ 180° Adjustable Rotation Front to back.

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