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 5930-00-679-3224
NSN 5895-01-177-5137
NSN 5915-01-281-3055
NSN 5930-00-821-9100
NSN 5975-01-564-1075
NSN 6645-01-514-7901
NSN 6135-01-084-1609
NSN 5965-00-234-7338
NSN 5915-01-020-3827
NSN 5910-01-076-8338
NSN 5910-01-206-9987
NSN 5855-00-198-3197