Item is-soft seat
A circular or moderately noncircular shaped item with an aperture. It is constructed of spring-like metal strips, preformed into a vee shape, laminated with a soft filler. It is designed to seal between two nondeforming surfaces. It may have an inner and/or outer, solid or spiral wound compression ring(s).
NSN 5985-01-550-1372
NSN 6105-01-577-0014
NSN 5975-01-334-4046
NSN 5925-01-286-5127
NSN 5996-01-619-6176
NSN 6620-00-155-2608
NSN 4140-01-281-4058
NSN 5990-01-118-0151
NSN 5960-01-147-3764
NSN 6105-01-152-2800
NSN 6150-00-626-6656
NSN 6220-01-079-5682