Lockwood Truck Air Coupling Lock The Lockwood Trailer Air Coupling Lock has been designed for the securing of Truck (Trailer) and industrial airlines applications. When attached to the airline this product provides Security and Safety. SecurityWhereby the air brakes airline 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 when not authorised. SafetyIn an industrial application, the sealing of the airline can reduce the risk of accidental connection of equipment when shut down for maintenance etc.Features of the Truck Air Coupling Lock Hardened steel outer sleeve Durable chrome plated finish Spring loaded function, allowing for quick snap-on attachment to ½ inch male air coupling fittings Integrated 6 pin inline (pre-loaded) cylinder included in bulk pack model Cylinders are available to suit various keying platforms. Specification MaterialsInner Sleeve: Mild SteelOuter Sleeve: Case hardened mild steel FixingSpring loaded function, allowing for quick snap-on attachment to ½ inch male air coupling fittings. CylinderSuitable for : 6 pin, 5 pin, Lockwood inline keying systems, Status 6, Gen 6, MT5, Abloy.Other options by application. Integrated 6 pin inline (pre-loaded) cylinder included in Bulk pack model. ServiceabilityReplace, rekey cylinder Standards Australian StandardsConforms to Australian Lock Standard. AS4145.2-2008. Conforms to AS4945-2000, airline fitting standard. Durability and Keying Security577 Cylinder - Conforms to AS4145.2 - refer to relevant keying system. Corrosion testConforms to AS2331.3.1-1980 "Neutral salt spray test", Minimum C5 (720 hours); pass C5 with normal function and minimal corrosion visible. Dimensions Diameter: 45mmAssembled Length: 63 Series - 95mm, 81 Series - 113mm Close Downloads Lockwood Padlocks Catalogue.pdf (.pdf, 3.1 MB) Close Where to buy? Find your local Lockwood stockist. Lockwood 120N Series High Security Solid Brass PadlocksPadlocks Physical Security (SP) grade range from 2-6. Lockwood High Security 334 Series Steel Case PadlocksPadlocks Physical Security (SP) grade range from 6-8. Lockwood 120 & 121 Series High Security Solid Brass PadlocksPadlocks Physical Security (SP) grade range from 2-6.