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 5950-01-651-9898
NSN 5975-01-594-8447
NSN 5920-01-650-0069
NSN 6220-01-205-2950
NSN 6685-01-175-5844
NSN 5855-00-237-4088
NSN 6645-01-477-2532
NSN 5855-01-391-7077
NSN 6650-01-479-5075
NSN 6320-00-070-4544
NSN 2925-00-233-5644
NSN 6110-01-094-7870