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 5930-01-479-3235
NSN 4140-01-099-1698
NSN 6150-00-153-3196
NSN 5935-00-737-1268
NSN 5905-01-320-0446
NSN 6145-01-659-5205
NSN 6645-01-107-5699
NSN 5855-01-442-5401
NSN 2925-01-118-6125
NSN 6620-00-720-3278
NSN 6105-01-645-4935
NSN 5855-00-337-3679