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Technical Data Sheet
PartsTable / COMPONENT / 25523N
25523N ✓ 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

VALVE ASSEMBLY,FIRE EXTINGUISHER. Key specifications include end_item_identification: FIRE EXTINGUISHER,DWG NO. 25521.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4210-00-490-5506, 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
25523N
NSN: 4210-00-490-5506
FSC: 4210
CAGE: 03670 — TYCO FIRE PRODUCTS LP (USA)
SPECIFICATIONS
end_item_identificationFIRE EXTINGUISHER,DWG NO. 25521
NSN4210-00-490-5506
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE ASSEMBLY,FIRE EXTINGUISHER TITLE COMPONENT PN 25523N MFR VALVE ASSEMBLY,FIRE EX
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: BRASS;TO BE OPENED MANUALLY BY;REMOTELOCATION BY MEANS OF A PNEUMATIC ACTUATOR,ORMANUALLY AT THE VALVE BY,QUICK-OPENING LEVER ACTION OR CONVENTIONAL HANDWHEEL ACTION;THREE METHODS ARE INDEPENDENT AND WILL NOT INTERFERE WITH EACH OTHER;VALVE IS PROVIDED WITH AN INTEGRAL SAFETY RELIEF SET AT 3600-4000PSI TO RELIEVE AT 4000 PSI MAX AT 160DEGREES F;VALVE IS PROVIDED WITH 1 LEVER,1 HANDWHEEL,1 GAUGE READING FROM 0-4000PSI,MARKED TO SHOW OPERABLE RANGE OF PRESSURE,1 SAFETY PLUG NOZZLE TYPE 0.125INCH DIA HOLE,6-REQUIRED;APPOX OVERALL HEIGHT 5.880,WIDTH 3.000;NITROGEN IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONFIRE EXTINGUISHER,DWG NO. 25521
GENERAL CHARACTERISTICS ITEM DESCRIPTIONBRASS;TO BE OPENED MANUALLY BY;REMOTELOCATION BY MEANS OF A PNEUMATIC ACTUATOR,ORMANUALLY AT THE VALVE BY,QUICK-OPENING LEVER ACTION OR CONVENTIONAL HANDWHEEL ACTION;THREE METHODS ARE INDEPENDENT AND WILL NOT INTERFERE WITH EACH OTHER;VALVE IS PROVIDED WITH AN INTEGRAL SAFETY RELIEF SET AT 3600-4000PSI TO RELIEVE AT 4000 PSI MAX AT 160DEGREES F;VALVE IS PROVIDED WITH 1 LEVER,1 HANDWHEEL,1 GAUGE READING FROM 0-4000PSI,MARKED TO SHOW OPERABLE RANGE OF PRESSURE,1 SAFETY PLUG NOZZLE TYPE 0.125INCH DIA HOLE,6-REQUIRED;APPOX OVERALL HEIGHT 5.880,WIDTH 3.000;NITROGEN IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
25523Interchangeable
interchangeable cross-reference
interchangeable
A-A-59649Interchangeable
interchangeable cross-reference
interchangeable
D73577Interchangeable
interchangeable cross-reference
interchangeable
12824Interchangeable
interchangeable cross-reference
interchangeable
1-2CD45-SInterchangeable
interchangeable cross-reference
interchangeable
419100Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 25523N?
25523N is a VALVE ASSEMBLY,FIRE EXTINGUISHER.
What parts can replace 25523N?
There are 19 known substitutes for 25523N: 25523, A-A-59649, D73577 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 25523N?
25523N is cataloged in the Federal Logistics Information System (FLIS) under NSN 4210-00-490-5506. 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