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 5925-01-065-3304
NSN 6685-01-412-5843
NSN 5915-01-510-9763
NSN 6105-00-436-1791
NSN 6685-01-594-4357
NSN 5990-01-042-1984
NSN 6685-01-146-5249
NSN 5855-00-114-4954
NSN 5990-00-067-6791
NSN 5975-01-503-9909
NSN 5999-01-341-4088
NSN 5985-01-538-7289