fittings › boss nipples
MS21902W20
Military Standard Boss Nipple
Description
Boss Nipple
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21902W20. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error