The S121998 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 2990-00-040-1854, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
S121998
NSN:2990-00-040-1854 FSC:2990 — Miscellaneous Engine Accessories, Nonaircraft CAGE:50870 — ARNOLD A SEMLER INC (USA)
SPECIFICATIONS
Part Number
S121998
NSN
2990-00-040-1854
COMPONENT DIAGRAM
OTHER ITEMS IN FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is S121998?
S121998 is a S121998.
What parts can replace S121998?
There is 1 known substitute for S121998: 8332511. Substitute compatibility should be verified for your specific system.
What is the NSN for S121998?
S121998 is cataloged in the U.S. Government catalog under NSN 2990-00-040-1854. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.