Lockwood TL Series Air Coupling Lock (Truck Lock) The Lockwood Air Coupling Locks have been designed for the securing of Truck (Trailer) and industrial compressed air line applications.When attached to the air line this product provides security and safety. Security Whereby the air brakes air line fitting is effectively sealed when the lock is attached, preventing connection to the opposing fitting. In the case of a trailer application this reduces the risk of the trailer being connected to a truck without authorisation. Safety In an industrial application the sealing of the air line can reduce the risk of an accidental connection of equipment when shut down for maintenance etc. RangeThe Lockwood Air Coupling Lock range consists of two series, the AL Series and the TL series. The AL Series comes with an integrated cylinder that can be keyed to most restricted key systems while the TL Series is designed to be locked with a padlock. The TL Series is available in two models to suit both the ½” NPT female air coupling and the ½” NPT male air coupling. TL Series Features Case hardened steel outer sleeve Spring loaded function, allowing for quick snap-on attachment to ½ inch male air coupling fittings Models to suit ½” NPT female and the ½” NPT male air couplings Specification Materials Inner Sleeve: Mild Steel Outer Sleeve: Case hardened mild steel Function Spring loaded function allowing for quick snap-on attachment to ½” air coupling fittings. FinishSatin Chrome Pearl (SCP) LockingThe TL Series is locked by padlock. Padlocks are available separately and not included. Suits padlocks with a shackle diameter of under 10mm and minimum clearance height of 38mm. Australian StandardsConforms to AS4945-2000, airline fitting standard. Air Coupling TypesAir Couplings come in different sizes, the TL Series is designed to work with ½ inch couplings; ½” NPT male coupling – TL Series 1/2IN ½” NPT female coupling - TL Series 28MM Close Downloads Lockwood Air Coupling Lock Range Catalogue.pdf (.pdf, 657 kB) Close Part Numbers Part Number Description Suits Coupling Type TL1/2IN TL Series 1/2IN Air Coupling Lock ½” NPT male coupling TL28MM TL Series 28MM Air Coupling Lock ½” NPT female coupling Note: Padlocks are available separately and not included. Close Dimensions TL Series 1/2IN TL Series 28mm Close Where to buy? Find your local Lockwood stockist. Lockwood AL Series Air Coupling Lock (Truck Lock)Hardened steel outer sleeve.