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Technical Data Sheet
PartsTable / COMPONENT / N25740
N25740 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

VALVE,LINEAR,DIRECTIONAL CONTROL. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-094-8193, 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
N25740
NSN: 4810-00-094-8193
FSC: 4810
CAGE: 81982 — HYDRO-AIRE AEROSPACE CORP (USA)
SPECIFICATIONS
Part NumberN25740
NSN4810-00-094-8193
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N25740 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESTYPE 4-WAY 3-POSITION FULL TRAIL SOLENOID OPERATED MANUAL OVERRIDE,OPERATING PRESSURE 1700 PSI,OPERATING MED MIL-H-5606,RATED FLOW 8 GPM,OPERATING TEMP M65 TO P160 DEG F,VOLTAGE RANGE 17 TO 28 VDC,CURRENT DRAIN 0.50 AMP,ELEC CONNECTOR AN3102C-14S-2PWT 2.5 LB PORTS FOUR AND10050-8 VDC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
H38Interchangeable
interchangeable cross-reference
interchangeable
S503C553G38Interchangeable
interchangeable cross-reference
interchangeable
25740Interchangeable
interchangeable cross-reference
interchangeable
B52Interchangeable
interchangeable cross-reference
interchangeable
A25740Interchangeable
interchangeable cross-reference
interchangeable
667827Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N25740?
N25740 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace N25740?
There are 8 known substitutes for N25740: H38, S503C553G38, 25740 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N25740?
N25740 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-094-8193. 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