Style 400
Outside rotating component seal, no metal parts in contact with the fluid and a fully solid, interchangeable seal face.
- Temperature
- -40 ÷ +305 °C
- Pressure
- 12 bar
- Speed
- 20 m/s
- Feature
- Cara de sello intercambiable
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Component mechanical seals
The classic designs, always available: elastomeric bellows, single-spring, multi-spring and wave-spring, in L1K and EN 12756 lengths. The fast, economical option when a pump cannot wait.
Products in this line · 11
Style 410
Outside rotating seal with PTFE bellows, no dynamic o-ring and no wetted metal parts. Ideal for aggressive chemicals.
- Temperature
- -40 ÷ +230 °C
- Pressure
- 12 bar
- Speed
- 16 m/s
- Materials
- Fuelle / bellows: PTFE
Style 520 / 521
Rotating elastomeric bellows seal, no dynamic o-ring, improved misalignment tolerance and rotation-independent.
- Temperature
- -20 ÷ +204 °C
- Pressure
- 12 bar
- Speed
- 10 m/s
- Materials
- NBR · EPDM · FKM
Style 522
Elastomeric bellows protected by a metal body, L1K length. Rotation-independent.
- Temperature
- -20 ÷ +204 °C
- Pressure
- 15 bar
- Speed
- 13 m/s
- Materials
- NBR · EPDM · FKM
Style 523 / 524
Rotating elastomeric bellows seal without dynamic o-ring. The 524 offers the same build in L1K length.
- Temperature
- -20 ÷ +204 °C
- Pressure
- 12 bar
- Speed
- 10 m/s
- Materials
- NBR · EPDM · FKM
Style 530
Single-spring rotating component seal, economical and high-turnover. Shaft-rotation dependent.
- Temperature
- -40 ÷ +305 °C
- Pressure
- 10 bar
- Speed
- 10 m/s
- Feature
- Económico · alta rotación de stock
Style 531
Heavy-duty single-spring seal with oversized cylindrical spring and very robust design. Rotation-independent.
- Temperature
- -40 ÷ +305 °C
- Pressure
- 16 bar
- Speed
- 20 m/s
- Feature
- Diseño robusto
Style 550
Balanced multi-spring seal with springs out of the fluid, vibration-free dynamic o-ring and replaceable faces. The basis of Style 750 API.
- Temperature
- -40 ÷ +305 °C
- Pressure
- 40 bar
- Speed
- 18 m/s
- Feature
- Balanceado · caras reemplazables
Style 551
Balanced rotating wave-spring seal, spring out of the fluid, L1K length.
- Temperature
- -40 ÷ +305 °C
- Pressure
- 25 bar
- Speed
- 15 m/s
- Feature
- Balanceado · L1K
Style 557 / 557B
Rotating wave-spring seal with replaceable faces and L1K length. Available balanced (557B) and in double-seal configuration.
- Temperature
- -40 ÷ +305 °C
- Pressure
- 16 bar
- Speed
- 20 m/s
- Feature
- Configuración doble disponible
Style 558 / 559
Multi-spring rotating seal, L1K length and replaceable faces. Balanced version (558B) and PTFE wedge instead of o-ring (559 / 559B).
- Temperature
- -40 ÷ +305 °C
- Pressure
- U = 15 bar · B = 35 bar
- Speed
- 20 m/s
- Feature
- Configuración doble disponible
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The limits shown are indicative and must never be combined at their maximum values. Ask us about your actual service condition.
Other lines
Sleeveless cartridge mechanical sealsPatented hybrid seals — Style 907API 682 mechanical sealsModular System cartridge sealsMetal bellows sealsMixers, OEM and custom sealsSeal support systems — API PlansBraided compression packingInjectable packing — Zero Leakage SystemFlat gaskets and sheet jointingOn-line pipe repairUltra Metal System — epoxy compoundsIndustrial maintenance chemicalsOil & gas — valves, unions and accessories
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Tell us what you need to seal — pump, valve, agitator or line — and we will come back with a technical recommendation and a quotation.