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981574 ✓ 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

The SIREN,FLUID OPERATED is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6350-00-009-8818, 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
981574
NSN: 6350-00-009-8818
FSC: 6350
CAGE: 0KDP7 — KIDDE-FENWAL, LLC (USA)
SPECIFICATIONS
Part Number981574
NSN6350-00-009-8818
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SIREN,FLUID OPERATED TITLE COMPONENT PN 981574 MFR SIREN,FLUID OPERATED
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: PRESSURE OPERATED BY CARBON DIOXIDE; MATERIALS-BODY,BRONZE-ROTOR,BRASS-NOZZLE AND FILTER,MONEL-HOOD,STEEL; FINISH RED PAINT; O/A W 3.750 IN.; BODY H 4.620 IN.; H FROM MOUNTING BRACKET TO MOUNTING BRACKET 5.750 IN.; O/A DIA 5.000 IN.; MOUNTING HOLES,2 EA,0.438 IN. IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONPRESSURE OPERATED BY CARBON DIOXIDE; MATERIALS-BODY,BRONZE-ROTOR,BRASS-NOZZLE AND FILTER,MONEL-HOOD,STEEL; FINISH RED PAINT; O/A W 3.750 IN.; BODY H 4.620 IN.; H FROM MOUNTING BRACKET TO MOUNTING BRACKET 5.750 IN.; O/A DIA 5.000 IN.; MOUNTING HOLES,2 EA,0.438 IN. IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
B4462Interchangeable
interchangeable cross-reference
interchangeable
B422723Interchangeable
interchangeable cross-reference
interchangeable
B4228Interchangeable
interchangeable cross-reference
interchangeable
278-0464-020Interchangeable
interchangeable cross-reference
interchangeable
7426Interchangeable
interchangeable cross-reference
interchangeable
981574 SEE NOTE 2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 981574?
981574 is a SIREN,FLUID OPERATED.
What parts can replace 981574?
There are 6 known substitutes for 981574: B4462, B422723, B4228 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 981574?
981574 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6350-00-009-8818. 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