A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5975-01-534-2271
NSN 5998-01-150-1802
NSN 5998-01-231-6434
NSN 5835-00-358-4235
NSN 6135-00-660-8654
NSN 6650-01-502-8629
NSN 6240-00-260-0399
NSN 5855-01-384-3314
NSN 5920-00-340-3002
NSN 5945-01-415-3654
NSN 5950-00-435-7166
NSN 5960-00-116-9989