What is the SW stem size required to fit the Handle for BKH, BK3L, SKH, SK3L ball valves, zinc alloy?

The SW stem size required to fit the Handle for BKH, BK3L, SKH, SK3L ball valves, zinc alloy is the square stem dimension (SW) of the valve’s stem. Before selecting the handle, measure the valve’s square stem across flats (SW) to ensure compatibility and secure mounting. The handle is made to fit standard two‑way and three‑way ball valve square stems—verify the valve’s SW dimension and choose the handle that matches that measurement.

How do I securely mount the Handle for BKH, BK3L, SKH, SK3L ball valves, zinc alloy to prevent loosening during heavy-duty operation?

To securely mount the Handle for BKH, BK3L, SKH, SK3L ball valves, zinc alloy and prevent loosening during heavy-duty operation, follow these steps: 1. Verify fit: Measure the SW dimension (flat-to-flat) of the valve’s square stem and confirm exact match with the handle socket to ensure a tight, wobble‑free fit. 2. Clean contact surfaces: Remove debris, grease and rust from stem and handle bore to maximize metal‑to‑metal contact. 3. Use proper orientation: Align the handle so flats of the stem fully engage the handle socket; ensure full insertion without gaps. 4. Apply threadlocking where applicable: If the handle secures with a set screw or bolt, use a medium‑strength anaerobic threadlocker (e.g., Loctite Blue) to resist vibration while allowing future removal. 5. Torque fasteners correctly: Tighten set screws/bolts to manufacturer’s recommended torque. If no spec is given, tighten firmly but avoid over‑torquing which can strip threads or deform the stem. 6. Add a locking device: For extreme vibration, use a lock washer, nylon‑insert lock nut, split pin or safety wire (depending on fastening type) to provide mechanical backup against loosening. 7. Consider anti‑rotation features: If available, fit the handle with a keyed bore, pin, or detent that mates with the valve stem to prevent rotational slip. 8. Inspect and maintain: Periodically check tightness and condition of the handle, reapply threadlocker if maintenance requires removal, and replace worn handles. Following these steps ensures a secure, durable mounting of the Handle for BKH, BK3L, SKH, SK3L ball valves, zinc alloy for heavy‑duty use.

Handle for BKH, BK3L, SKH, SK3L ball valves, zinc alloy

All products, Directional control valves/

Additional information

Material	CS – steel (cast iron)

The hand lever is a durable and practical solution designed for precise operation of standard two-way and three-way ball valves, ensuring smooth and reliable control in various industrial and installation applications. To guarantee a perfect fit, it is essential to verify the SW dimension of the ball valve’s square stem before selection, allowing for accurate compatibility and secure mounting. Manufactured from high-quality zinc alloy, the lever combines strength with long-lasting resistance to wear, making it an excellent choice for demanding environments. Its robust construction ensures consistent performance, while the ergonomic design supports comfortable handling and effortless operation. This lever is an ideal component for professionals seeking efficiency, safety, and durability in valve control systems.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
HZ-BKH-HAN-SW09	Handle for valves BKH, BK3L (DN4 ÷ DN13), SW09	-	-	In stock	Enquiry
HZ-BKH-HAN-SW12	Handle for valves BKH, BK3L (DN16), SW12	-	-	In stock	Enquiry
HZ-BKH-HAN-SW14	Handle for valves BKH, BK3L (DN20, DN25), SW14	-	-	In stock	Enquiry
HZ-SKH-HAN-SW17	Handle for valves SKH, SK3L (DN32 ÷ DN50), SW17	-	-	In stock	Enquiry

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The hand lever is a durable and practical solution designed for precise operation of standard two-way and three-way ball valves, ensuring smooth and reliable control in various industrial and installation applications. To guarantee a perfect fit, it is essential to verify the SW dimension of the ball valve’s square stem before selection, allowing for accurate compatibility and secure mounting. Manufactured from high-quality zinc alloy, the lever combines strength with long-lasting resistance to wear, making it an excellent choice for demanding environments. Its robust construction ensures consistent performance, while the ergonomic design supports comfortable handling and effortless operation. This lever is an ideal component for professionals seeking efficiency, safety, and durability in valve control systems.