Mk 12 mod 2, polyurethane; used on 5 inch 54 caliber ctg case; 3.25 in.L; 5.22 in.Dia.
No other part numbers with same form, fit, and function found.
An item specifically designed to prevent leakage of the propellant from a propelling charge.
Classification: Parts for bombs, grenades, torpedos, mines, and similar munitions of war
NSN 5945-01-062-0800
NSN 5905-00-246-1223
NSN 7035-01-658-1623
NSN 2925-01-381-5307
NSN 5985-00-076-8960
NSN 6685-01-072-5612
NSN 6610-01-534-9765
NSN 5920-01-252-0193
NSN 2925-00-964-7128
NSN 6220-00-138-0589
NSN 5945-01-016-8822
NSN 5945-01-221-4151