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 6130-01-312-2065
NSN 5935-01-209-9252
NSN 6110-01-501-4424
NSN 5925-00-159-0444
NSN 4140-00-690-5288
NSN 6645-01-633-1852
NSN 5950-00-043-0538
NSN 6240-00-844-5395
NSN 5975-00-852-9046
NSN 5985-01-313-8891
NSN 5855-00-466-2309
NSN 5998-01-535-6790