National Stock Number
5330-99-748-3734
National Stock Number (NSN) 5330-99-748-3734, or NIIN 997483734, (cap,seal,nonmetallic) has an unknown assigned date. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 20727. [A MOLDED CUP-SHAPED ITEM HAVING A SMALL APERTURE IN ITS APEX. THE APERTURE IS DESIGNED FOR RELEASING THE EXCESS SEALING CEMENT APPLIED IN THE CAP PRIOR TO USE. THE ITEM IS DESIGNED TO CREATE A TIGHT SEAL AROUND BOLT HEADS, NUTS AND RIVETS WHERE A TIGHT AND EFFECTIVE SEAL IS REQUIRED, SUCH AS AIRPLANE INTEGRAL FUEL TANKS. ALSO USED FOR ANTICHAFING PROTECTION. EXCLUDES:BOOT, DUST AND MOISTURE SEAL AND CAP, PPROTECTIVE, DUST AND MOISTURE SEAL.].
This information was last updated on Feb 09, 2026.