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 5855-00-137-6548
NSN 6645-01-281-7254
NSN 5990-00-131-3269
NSN 5998-01-526-3336
NSN 5855-01-129-1327
NSN 5915-01-571-3925
NSN 6610-00-403-1991
NSN 5935-00-264-3192
NSN 4140-00-172-1804
NSN 6135-00-050-7189
NSN 5915-01-323-6657
NSN 6150-01-170-6968