National Item Identification Number
National Stock Number
Federal Supply Class
A metal item of various shapes and cross sections, usually flanged and designed to fit over a rod, shaft, or the like, for the purpose of encasing and positioning a SEAL, PLAIN ENCASED or a SEAL, PLAIN. The flange is usually drilled for stud or bolt mounting. Item does not include the seal. Excludes RETAINER, PACKING.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
III END ITEM IDENTIFICATION
BOEING AIRCRAFT, MODEL 727