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N Line / PS Replacement Line

  • Type n11, C, 1 Mechanical pump Seal - buy now

    238C Mechanical Seal (PS-238) – 1-5/8″

    238C Mechanical Seal (PS-238) – 1-5/8″

    Item #N/A

    Single Spring Mechanical Seal 238C — 1-5/8″| PS-238 Equivalent

    238c single spring mechanical seal, PS-238 / 238 equivalent. Fits 1-5/8″ shaft with 2.375″×.500″ seat and Type N-11 (Type C/21) rotary head.

    Typical applications: Centrifugal pumps, mixers, and other rotating equipment.

    Key specs: Shaft size: 1-5/8″ single spring seal • Seat: 2.375″ x .500″ cup • Rotary OD: 2.185″ • Working length: 1.375″

    Design & construction:
    Crimped rotary head (Type N-11)—similar to industry Type C / 21; can also replace Type D / 2 with a simple spring change (in most cases). Electro-polished 304 stainless steel metal parts. Elastomeric bellows. Non-directional (independent of shaft rotation).

    Materials available (choose from dropdown menu above)

    • CAR/CER/NIC — Carbon vs. Ceramic faces, Nitrile elastomers

    • CAR/CER/VIT — Carbon vs. Ceramic faces, Viton/FKM elastomers

    • SIC/SIC/VIT — Silicon Carbide vs. Silicon Carbide faces, Viton/FKM elastomers

    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 1 lbs
    Dimensions 8 × 6 × 4 in
  • Type n11, C, 1 Mechanical pump Seal - buy now

    267c Mechanical Seal (PS-267) – 2″

    267c Mechanical Seal (PS-267) – 2″

    Item #N/A

    Single Spring Mechanical Seal 267C — 2″ | PS-267 Equivalent

    267c single spring mechanical seal, PS-267 / 267 equivalent. Fits 2″ shaft with 2.750″× 0.500″ seat and Type N-11 (Type C/21) rotary head.

    Typical applications: Centrifugal pumps, mixers, and other rotating equipment.

    Key specs: Shaft size: 2″ single spring seal • Seat: 2.750″ x 0.500″ cup • Rotary OD: 2.587″ • Working length: 1.500″

    Design & construction:
    Crimped rotary head (Type N-11)—similar to industry Type C / 21; can also replace Type D / 2 with a simple spring change (in most cases). Electro-polished 304 stainless steel metal parts. Elastomeric bellows. Non-directional (independent of shaft rotation).

    Materials available (choose from dropdown)

    • CAR/CER/NIT — Carbon vs. Ceramic faces, Nitrile elastomers

    • CAR/CER/VIT — Carbon vs. Ceramic faces, Viton/FKM elastomers

    • SIC/SIC/VIT — Silicon Carbide vs. Silicon Carbide faces, Viton/FKM elastomers

    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  Gaskets.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight 1 lbs
    Dimensions 8 × 6 × 4 in
  • Type n11, C, 1 Mechanical pump Seal - buy now

    268C Mechanical Seal (PS-268) – 2-3/8″

    268C Mechanical Seal (PS-268) – 2-3/8″

    Item #N/A

    Single Spring Mechanical Seal 268C — 2-3/8″ | PS-268 Equivalent

    268c single spring mechanical seal, PS-268 / 268 equivalent. Fits 2-3/8″ shaft with 3.250″× 0.562″ seat and Type N-11 (Type C/21) rotary head.

    Typical applications: Centrifugal pumps, mixers, and other rotating equipment.

    Key specs: Shaft size: 2-3/8″ single spring seal • Seat: 3.250″ x 0.562″ cup • Rotary OD: 3.134″ • Working length: 1.812″

    Design & construction:
    Crimped rotary head (Type N-11)—similar to industry Type C / 21; can also replace Type D / 2 with a simple spring change (in most cases). Electro-polished 304 stainless steel metal parts. Elastomeric bellows. Non-directional (independent of shaft rotation).

    Materials available (choose from dropdown)

    • CAR/CER/NIT — Carbon vs. Ceramic faces, Nitrile elastomers

    • CAR/CER/VIT — Carbon vs. Ceramic faces, Viton/FKM elastomers

    • SIC/SIC/VIT — Silicon Carbide vs. Silicon Carbide faces, Viton/FKM elastomers

    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  Gaskets.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight 1 lbs
    Dimensions 8 × 6 × 4 in
  • N22 pump seal ps-2016, ps-4518 ps-188 ps-754 ps-204 ps-361 ps-354 ps-305 ps-745 ps-205 ps-523 ps-479 ps-537 ps-323

    305C Mechanical Seal (PS-305) – 1-1/2″

    305C Mechanical Seal (PS-305) – 1-1/2″

    Item #N/A

    Single Spring Mechanical Seal 305c | PS-305 Equivalent

    305c single spring mechanical seal, PS-305 / 305 equivalent. Fits 1-1/2″ shaft with 2.125″× 0.437″ seat and Type N-22 rotary head.

    Shaft size: 1-1/2″, Seat: 2.125″ x 0.437″cup, Rotary OD: 2.067″, Working Length: 1.687″

    Crimped rotary head type N-22. Utilized in centrifugal pumps, mixers, rotating equipment, and further apparatus.

    Interchange / replacements:

    • Equivalent to Pac-Seal T-21 (long working length) and Burgmann MG9

    • Can replace Type E and Type 1 in many applications (confirm dimensions)

    Design & construction:

    • Electro-polished 304 stainless steel metal parts

    • Elastomeric bellows for stable sealing and easy installation

    • Independent of shaft rotation

    Material options (select above):

    • CAR/CER/NIT — Carbon/Ceramic, Nitrile elastomers

    • CAR/CER/VIT — Carbon/Ceramic, Viton elastomers

    • SIC/SIC/VIT — Silicon Carbide/Silicon Carbide, Viton elastomers

    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  Gaskets.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight 1 lbs
    Dimensions 8 × 6 × 4 in
  • Type n11, C, 1 Mechanical pump Seal - buy now

    309c Mechanical Seal (PS-309) – 7/8″

    309c Mechanical Seal (PS-309) – 7/8″

    Item #N/A

    Single Spring Mechanical Seal 309C — 7/8″ | PS-309 Equivalent

    309c single spring mechanical seal, PS-309 / 309 equivalent. Fits 7/8″ shaft with 1.500″× 0.405″ seat and Type N-11 (Type C/21) rotary head.

    Typical applications: Centrifugal pumps, mixers, and other rotating equipment.

    Key specs: Shaft size: 7/8″ single spring seal • Seat: 1.500″ x 0.405″ cup • Rotary OD: 1.315″  • Working length: 0.937″

    Design & construction

    Crimped rotary head (type N-11) -similar to industry types such as  C  &  21  while they can also replace type  D / 2  seal heads with a simple spring change in most cases (spring from before). Electro polished 304SS metal parts. Single spring mechanical seal, with an elastomeric bellows, all engineered for non-directional operation (independent of shaft rotation).

    Materials available (choose from dropdown)

    • CAR/CER/NIC — Carbon vs. Ceramic faces, Nitrile elastomers

    • CAR/CER/VIT — Carbon vs. Ceramic faces, Viton elastomers

    • SIC/SIC/VIT — Silicon Carbide vs. Silicon Carbide faces, Viton elastomers

    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 1 lbs
    Dimensions 8 × 6 × 4 in
  • N22 pump seal ps-2016, ps-4518 ps-188 ps-754 ps-204 ps-361 ps-354 ps-305 ps-745 ps-205 ps-523 ps-479 ps-537 ps-323

    323c Mechanical Seal (PS-323) – 2-1/4″

    323c Mechanical Seal (PS-323) – 2-1/4″

    Item #N/A

    Single Spring Mechanical Seal 323c | PS-323 Equivalent

    323c single spring mechanical seal, PS-323 / 323 equivalent. Fits 2-1/4″ shaft with 3.125″× 0.562″ seat and Type N-22 rotary head.

    Shaft size: 2-1/4″ • Seat: 3.125″ × 0.562″ cup • Rotary OD: 3.150″ • Working length: 2.375″

    Crimped rotary head type N-22. Utilized in centrifugal pumps, mixers, rotating equipment, and further apparatus.

    Interchange / replacements:

    • Equivalent to Pac-Seal T-21 (long working length) and Burgmann MG9

    • Can replace Type E and Type 1 in many applications (confirm dimensions)

    Design & construction:

    • Electro-polished 304 stainless steel metal parts

    • Elastomeric bellows for stable sealing and easy installation

    • Independent of shaft rotation

    Material options (select above):

    • CAR/CER/NIT — Carbon/Ceramic, Nitrile elastomers

    • CAR/CER/VIT — Carbon/Ceramic, Viton elastomers

    • SIC/SIC/VIT — Silicon Carbide/Silicon Carbide, Viton elastomers

    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  Gaskets.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight 1 lbs
    Dimensions 8 × 6 × 4 in
  • Type n11, C, 1 Mechanical pump Seal - buy now

    340c Mechanical Seal (PS-340) – 1-7/8″

    340c Mechanical Seal (PS-340) – 1-7/8″

    Item #N/A

    Single Spring Mechanical Seal 340C — 1-7/8″ | PS-340 Equivalent

    340c single spring mechanical seal, PS-340 / 340 equivalent. Fits 1-7/8″ shaft with 2.625″× 0.500″ seat and Type N-11 (Type C/21) rotary head.

    Typical applications: Centrifugal pumps, mixers, and other rotating equipment.

    Key specs: Shaft size: 1-7/8″ single spring seal • Seat: 2.625″ x 0.500″ cup • Rotary OD: 2.520″ • Working length: 1.500″

    Design & construction:
    Crimped rotary head (Type N-11)—similar to industry Type C / 21; can also replace Type D / 2 with a simple spring change (in most cases). Electro-polished 304 stainless steel metal parts. Elastomeric bellows. Non-directional (independent of shaft rotation).

    Materials available (choose from dropdown)

    • CAR/CER/NIT — Carbon vs. Ceramic faces, Nitrile elastomers

    • CAR/CER/VIT — Carbon vs. Ceramic faces, Viton (FKM) elastomers

    • SIC/SIC/VIT — Silicon Carbide vs. Silicon Carbide faces, Viton (FKM) elastomers

    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  Gaskets.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight 1 lbs
    Dimensions 8 × 6 × 4 in
  • N22 pump seal ps-2016, ps-4518 ps-188 ps-754 ps-204 ps-361 ps-354 ps-305 ps-745 ps-205 ps-523 ps-479 ps-537 ps-323

    354c Mechanical Seal (PS-354) – 1-3/8″

    354c Mechanical Seal (PS-354) – 1-3/8″

    Item #N/A

    Single Spring Mechanical Seal 354c | PS-354 Equivalent

    354c single spring mechanical seal, PS-354 / 354 equivalent. Fits 1-3/8″ shaft with 2.000″× 0.437″ seat and Type N-22 rotary head.

    Shaft size: 1-3/8″ • Seat: 2.000″ × 0.437″ cup • Rotary OD: 1.941″ • Working length: 1.687″

    Crimped rotary head type N-22. Utilized in centrifugal pumps, mixers, rotating equipment, and further apparatus.

    Interchange / replacements:

    • Equivalent to Pac-Seal T-21 (long working length) and Burgmann MG9

    • Can replace Type E and Type 1 in many applications (confirm dimensions)

    Design & construction:

    • Electro-polished 304 stainless steel metal parts

    • Elastomeric bellows for stable sealing and easy installation

    • Independent of shaft rotation

    Material options (select above):

    • CAR/CER/NIT — Carbon/Ceramic, Nitrile elastomers

    • CAR/CER/VIT — Carbon/Ceramic, Viton (FKM) elastomers

    • SIC/SIC/VIT — Silicon Carbide/Silicon Carbide, Viton (FKM) elastomers

    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  Gaskets.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight 1 lbs
    Dimensions 8 × 6 × 4 in
  • Type n11, C, 1 Mechanical pump Seal - buy now

    356c Mechanical Seal (PS-356) – 1-1/8″

    356c Mechanical Seal (PS-356) – 1-1/8″

    Item #N/A

    Single Spring Mechanical Seal 356C — 1-1/8″| PS-356 Equivalent

    356c single spring mechanical seal, PS-356 / 356 equivalent. Fits 1-1/8″ shaft with 1.750″× 0.437″ seat and Type N-11 (Type C/21) rotary head.

    Typical applications: Centrifugal pumps, mixers, and other rotating equipment.

    Key specs: Shaft size: 1-1/8″ single spring seal • Seat: 1.750″ x 0.437″ cup • Rotary OD: 1.650″ • Working length: 1.062″

    Design & construction:
    Crimped rotary head (Type N-11)—similar to industry Type C / 21; can also replace Type D / 2 with a simple spring change (in most cases). Electro-polished 304 stainless steel metal parts. Elastomeric bellows. Non-directional (independent of shaft rotation).

    Materials available (choose from dropdown)

    • CAR/CER/NIT — Carbon vs. Ceramic faces, Nitrile elastomers

    • CAR/CER/VIT — Carbon vs. Ceramic faces, Viton elastomers

    • SIC/SIC/VIT — Silicon Carbide vs. Silicon Carbide faces, Viton elastomers

    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  Gaskets.

    Please click “specifications” below for OEM numbers and Pump Nameplate Data
    Weight 1 lbs
    Dimensions 8 × 6 × 4 in