No other part numbers with same form, fit, and function found.
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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5925-01-178-4078
NSN 5996-01-361-6463
NSN 5985-01-347-3371
NSN 6145-00-237-8141
NSN 2925-01-575-7376
NSN 5920-01-220-1380
NSN 5945-00-245-3601
NSN 5915-00-142-6912
NSN 5985-00-905-6175
NSN 6145-01-550-0274
NSN 5965-01-518-5090
NSN 6220-01-018-1474