The entrance hole is 0.380 inches dia. And is "d" shaped.
NSN 5998-01-350-3411
NSN 7035-01-222-1484
NSN 4140-01-610-2974
NSN 5835-00-490-0530
NSN 6685-01-308-8891
NSN 6150-00-432-5668
NSN 6685-00-434-9156
NSN 6650-00-958-7408
NSN 5945-00-151-4623
NSN 6685-01-073-8433
NSN 5855-01-437-3630
NSN 5998-00-255-9069
Last Updated: 07/06/2024