G-Type / 2100
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3015
3015
View ProductSingle Spring Mechanical Seal 3015 | PS-3015 Equivalent
Direct-fit G-Type replacement equal to industry standard 3015 / PS-3015. Designed to the John Crane 2100 style for reliable, leak-tight performance.
Key specs: • Shaft size: 1-3/8″ single spring seal • Seat: 2.000″ x 0.437″ • Rotary OD: 1.929″ • Working length: 1.024″
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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3020
3020
View ProductSingle Spring Mechanical Seal 3020 | PS-3020 Equivalent
Direct-fit G-Type replacement equal to industry standard 3020 / PS-3020. Designed to the John Crane 2100 style for reliable, leak-tight performance.
Key specs: • Shaft size: 2-1/8″ single spring seal • Seat: 3.000″ x 0.562″ • Rotary OD: 2.717″ • Working length: 1.181″
Material build (standard)
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VIT / SIC / SIC — Viton elastomers; Silicon Carbide vs. Silicon Carbide faces
Excellent chemical/temperature resistance and wear durability.
Material & Fitment
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O-ring seat design
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Compatible with VSC-style pump assemblies
Please click “specifications” below for OEM numbers and Pump Nameplate Data
Explore our full lineup of Single Spring Seals—PS replacements, pool/spa seals, and our SPS line.
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3021 / 3802
3021 / 3802
View ProductMechanical Seal 3021 / 3802 — G-Type (John Crane 2100 Equivalent)
Direct-fit G-Type replacement equal to industry standard 3021/3802 and PS-3021 / PS-3802. Designed to the John Crane 2100 style for reliable, leak-tight performance.
Material build (standard)
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VIT / SIC / SIC — Viton elastomers; Silicon Carbide vs. Silicon Carbide faces
Excellent chemical/temperature resistance and wear durability.
Key dimensions
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Seat: 3.875″ × 0.625″
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Rotary OD: 3.898″
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Working length: 2.062″
Cross-references
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3021 / 3802, PS-3021 / PS-3802
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Industry standard G-Type / John Crane 2100
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
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3022
3022
View ProductSingle Spring Mechanical Seal 3022 | PS-3022 Equivalent
Direct-fit G-Type replacement equal to industry standard 3022 / PS-3022. Designed to the John Crane 2100 style for reliable, leak-tight performance.
Key specs: • Shaft size: 2-3/8″ single spring seal • Seat: 3.250″ x 0.562″ • Rotary OD: 3.150 • Working length: 1.299″
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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3170
3170
View ProductSingle Spring Mechanical Seal 3170 | PS-3170 Equivalent
Direct-fit G-Type replacement equal to industry standard 3015 / PS-3015. Designed to the John Crane 2100 style for reliable, leak-tight performance.
Key specs: • Shaft size: 2″ single spring seal • Seat: 2.750″ x .500″ • Rotary OD: 2.598″ • Working length: 1.500″
Material build (standard):
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VIT / SIC / SIC — Viton (FKM) elastomers; Silicon Carbide vs. Silicon Carbide faces
Excellent chemical/temperature resistance and wear durability.
Key Features:
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Upgraded design: Replaces the original carbon rotary face with a silicon carbide rotary face for enhanced durability and abrasion resistance.
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Includes: Viton #129 O-ring for sleeve.
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Seal type: T-25 L-shape floating seal.
Cross Reference:
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OEM Number: P5001890
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Brand: Bell & Gossett (a Xylem brand)
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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3793
3793
View ProductDirect-fit G-Type replacement equal to industry standard 3793 / PS-3793. Designed to the John Crane 2100 style for reliable, leak-tight performance.
Key specs: • Shaft size: 3-1/2″ single spring seal • Seat: 4.375″ x 0.625″ • Rotary OD: 4.402″ • Working length: 2.189″
Material build: Carbon/Silicon Carbide/EPDM
Design notes: This seal features a center-mount o-ring seat with no notch
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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3804
3804
View ProductSingle Spring Mechanical Seal 3804| PS-3804 Equivalent
Direct-fit G-Type replacement equal to industry standard 3804 / PS-3804. Designed to the John Crane 2100 style for reliable, leak-tight performance.
Key specs: • Shaft size: 2-1/2″ single spring seal • Seat: 3.375″ x .562″ • Rotary OD: 3.268″ • Working length: 1.811″
Material build: Carbon/Silicon Carbide/EPDM
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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3883
3883
View ProductSingle Spring Mechanical Seal 3883 | PS-3883 Equivalent
Direct-fit G-Type replacement equal to industry standard 3883 / PS-3883. Designed to the John Crane 2100 style for reliable, leak-tight performance.
Key specs: • Shaft size: 1-1/4″ single spring seal • Seat: 1.875″ x .0437″ • Rotary OD: 1.811″ • Working length: 1.024″
***Please note: At Seal House, we have seen this seal in pumps where OEM manual states U109-220 or U90451SS (this is 3883 in viton material). Our standard replacement is 3883, for non chemical applications and temperatures below 220°F . For chemical service or temperatures above 220°F, you need 3883 with viton material, which is equivalent to OEM U90451SS. Please contact us for viton pricing and delivery
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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3992
3992
View ProductSingle Spring Mechanical Seal 3992 | PS-3992 Equivalent
Direct-fit G-Type replacement equal to industry standard 3992 / PS-3992. Designed to the John Crane 2100 style for reliable, leak-tight performance.
Key specs: • Shaft size: 1-1/2″ single spring seal • Seat: 2.125″ x 0.437″• Rotary OD: 2.125″ • Working length: 1.181″
Material build: Carbon/Viton (FKM)— Viton elastomers with Carbon rotary face
Compatible components
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Designed for use with 1-1/2″ cup seat. Matches configurations used in 2100S 38MM rotary assemblies.
Please click “specifications” below for OEM numbers and Pump Nameplate Data
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.
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