N Line / PS Replacement Line
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1679c
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177c
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185c
185c
Item #N/A
View ProductSingle Spring Mechanical Seal 185C — 1-1/4″| PS-185 Equivalent
Equal to: Industry standard 185 / PS-185
Typical applications: Centrifugal pumps, mixers, and other rotating equipment.
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″
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)
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CAR/CER/NIT — Carbon vs. Ceramic faces, Nitrile elastomers
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CAR/CER/VIT — Carbon vs. Ceramic faces, Viton/FKM elastomers
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SIC/SIC/VIT — Silicon Carbide vs. Silicon Carbide faces, Viton/FKM elastomers
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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188c
188c
Item #N/A
View ProductSingle Spring Mechanical Seal 188c | PS-188 Equivalent
Equal to industry standard number 188 / PS-188
Shaft size: 7/8″ single spring mechanical seal with 1.500″ x .405″ cup seat, 1.315″ rotary OD, 1.437″ working length
Crimped rotary head type N-22. Utilized in centrifugal pumps, mixers, rotating equipment, and further apparatus.
Interchange / replacements:
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Equivalent to Pac-Seal T-21 (long working length) and Burgmann MG9
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Can replace Type E and Type 1 in many applications (confirm dimensions)
Design & construction:
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Electro-polished 304 stainless steel metal parts
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Elastomeric bellows for stable sealing and easy installation
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Independent of shaft rotation
Material options (select above):
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CAR/CER/NIT — Carbon/Ceramic, Nitrile elastomers
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CAR/CER/VIT — Carbon/Ceramic, Viton/FKM elastomers
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SIC/SIC/VIT — Silicon Carbide/Silicon Carbide, Viton/FKM elastomers
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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2016c
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204c
204c
Item #N/A
View ProductSingle Spring Mechanical Seal 204c | PS-204 Equivalent
Equal to industry standard number 204 / PS-204
Shaft size: 1-1/8″ single spring mechanical seal with 1.750″ x .437″ cup seat, 1.650″ rotary OD, 1.687″ working length.
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
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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205c
205c
Item #N/A
View ProductSingle Spring Mechanical Seal 205c | PS-205 Equivalent
Equal to industry standard number 205 / PS-205
Typical applications: Centrifugal pumps, mixers, and other rotating equipment.
Key specs: Shaft size: 1-3/4″ single spring seal • Seat: 2.500″ x .500″ • Rotary OD: 2.402″ • Working length: 2.000″
Design & construction:
Crimped rotary head (Type N-22)—equivalent to Pac-Seal T-21 (long working length) and Burgmann MG9, can replace seal type E & 1 seal heads. Electro-polished 304 stainless steel metal parts. Elastomeric bellows. Non-directional (independent of shaft rotation).Material options (select above):
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CAR/CER/NIT — Carbon/Ceramic, Nitrile elastomers
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CAR/CER/VIT — Carbon/Ceramic, Viton/FKM elastomers
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SIC/SIC/VIT — Silicon Carbide/Silicon Carbide, Viton/FKM elastomers
Please click “specifications” below for OEM numbers and Pump Nameplate Data
Seal Model Product Line Replaces Features & Focus 205C N Line PS-514 Easy installation & broad compatibility SPS-205 SPS Line PS-514 Premium build for longevity & like for like replacement. Both PS replacements? Which should I choose? Check out more on our Seal House Seal Guide
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.
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2120c
2120c
Item #N/A
View ProductSingle Spring Mechanical Seal 2120C — 2-1/2″ | PS-2120 Equivalent
Equal to: Industry standard 2120 / PS-2120
Typical applications: Centrifugal pumps, mixers, and other rotating equipment.
Key specs: Shaft size: 2-1/2″ single spring seal • Seat: 3.375″ x 0.562″ • Rotary OD: 3.209″ • 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
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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235c
235c
Item #N/A
View ProductSingle Spring Mechanical Seal 235C — 1″ | PS-235 Equivalent
Equal to: Industry standard 235 / PS-235
Typical applications: Centrifugal pumps, mixers, and other rotating equipment.
Key specs: Shaft size: 1″ single spring seal • Seat: 1.625″ x 0.437″ cup • Rotary OD: 1.547″ • Working length: 1.ooo”
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
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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