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Technical Data Sheet
PartsTable / COMPONENT / S-405921
S-405921 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

PROPORTIONER,FOAM LIQUID,INJECTI. Key specifications include end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4210-01-429-4325, 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
S-405921
NSN: 4210-01-429-4325
FSC: 4210
CAGE: 03670 — TYCO FIRE PRODUCTS LP (USA)
SPECIFICATIONS
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
NSN4210-01-429-4325
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PROPORTIONER,FOAM LIQUID,INJECTI TITLE COMPONENT PN S-405921 MFR PROPORTIONER,FOAM LIQU
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
405921Interchangeable
interchangeable cross-reference
interchangeable
20206-1Interchangeable
interchangeable cross-reference
interchangeable
FR51127Interchangeable
interchangeable cross-reference
interchangeable
115666-0001Interchangeable
interchangeable cross-reference
interchangeable
51057-0027Interchangeable
interchangeable cross-reference
interchangeable
FF-6400-6-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S-405921?
S-405921 is a PROPORTIONER,FOAM LIQUID,INJECTI.
What parts can replace S-405921?
There are 6 known substitutes for S-405921: 405921, 20206-1, FR51127 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S-405921?
S-405921 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4210-01-429-4325. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026