Cage 4u130 is oem. Size usa 4" overseas metric 101.6mm
No other part numbers with same form, fit, and function found.
A pipe fitting primarily designed for permanent installation during piping system operation to fit over or butt against a pipe or pipe fitting for sealing. Excludes flange, pipe, blind.
NSN 5999-00-368-2945
NSN 5855-01-634-0259
NSN 6220-00-944-4512
NSN 6320-01-476-7702
NSN 6220-01-197-5668
NSN 6150-00-763-5067
NSN 5930-01-364-8401
NSN 5935-01-257-5130
NSN 5996-01-633-7979
NSN 6650-00-620-0212
NSN 5920-00-647-3467
NSN 6685-01-185-7699