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 6685-01-239-2346
NSN 5945-01-027-7370
NSN 2925-00-603-3986
NSN 5950-00-052-4198
NSN 5925-01-238-8563
NSN 6620-01-051-2045
NSN 6620-00-906-7339
NSN 5905-01-093-3095
NSN 5990-00-042-3413
NSN 6150-01-068-3695
NSN 5975-01-548-7900
NSN 5950-01-593-7117