Consists of spherical ball .156 diameter ss and setscrew 1/4-20x5/16 p/n 442404; ball is p/n 421402
No other part numbers with same form, fit, and function found.
A metallic, threaded, screw-shaped item used in hydraulic brake cylinders, hydraulic power units, missile launching hydraulic systems, and the like, for the purpose of providing a means of releasing air form and/or flushing a hydraulic system. It may be furnished with or without a dust cap. Excludes spring loaded or automatic type air pressure relief valves, and bolt, fluid passage.
Classification: Other taps, cocks, valves, etc., nesoi
NSN 6240-01-345-3263
NSN 6685-01-389-3950
NSN 5999-01-200-3324
NSN 6620-01-223-9157
NSN 6130-00-518-1884
NSN 5950-01-301-5816
NSN 6610-01-477-6476
NSN 5965-01-597-4868
NSN 5915-00-525-3990
NSN 5996-01-513-3919
NSN 5915-00-247-8770
NSN 6135-01-077-5705