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 5985-01-247-2446
NSN 5945-00-138-7909
NSN 5925-01-619-6551
NSN 5930-01-564-4956
NSN 5950-01-064-2467
NSN 5855-01-334-6594
NSN 5935-01-518-2119
NSN 6650-01-359-5385
NSN 5950-00-284-7294
NSN 5975-01-607-6129
NSN 5960-01-491-9916
NSN 6150-01-131-4562