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 5999-01-536-2581
NSN 4140-00-097-0167
NSN 5965-00-021-5620
NSN 5895-01-202-8097
NSN 5855-01-573-2483
NSN 5935-01-420-7232
NSN 6620-00-030-7759
NSN 5985-01-281-5207
NSN 5950-01-292-0069
NSN 5975-00-166-0614
NSN 6220-01-564-7897
NSN 5935-01-271-4952