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 6135-01-115-2867
NSN 5985-01-381-6674
NSN 5975-01-033-6578
NSN 5999-01-579-3601
NSN 5915-01-014-6309
NSN 5905-00-366-7578
NSN 6685-00-753-2896
NSN 4140-01-381-6738
NSN 6220-00-669-6348
NSN 5999-01-547-8760
NSN 6240-01-476-7357
NSN 6135-01-483-5269