For hot water
A rigid metallic item specifically designed to be installed in the grooves of a rod end. When installed it prevents rotation of a threaded fastener, such as a jam nut and the like, and must have facilities for a lock wire.
NSN 5910-01-429-9038
NSN 5965-01-442-0490
NSN 4140-00-977-6297
NSN 5945-01-415-8353
NSN 5990-00-450-9872
NSN 2925-01-629-4600
NSN 5835-00-494-8419
NSN 6645-00-189-7075
NSN 5990-01-116-2181
NSN 5925-01-634-0664
NSN 5915-00-530-5067
NSN 5905-00-276-8597