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PartsTable / COMPONENT / 25603-1
25603-1 ✓ 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

The VALVE,BALL is a the manufacturer industrial component. Key specifications include contact_stimulus_rating: 12.00 ACTUATION POINT NOMINAL INCHES OF WATER AND 6.00 DEACTUATION POINT NOMINAL INCHES OF WATER, contact_load_current_rating: 10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE, contact_voltage_rating_in_volts: 250.0 AC AT SEA LEVEL SECOND VOLTAGE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-236-3192, 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
25603-1
NSN: 4820-01-236-3192
FSC: 4820
CAGE: 90598 — ENGINEERED AIR SYSTEMS, INC. DBA DRS SUSTAINMENT SYSTEMS (USA)
SPECIFICATIONS
contact_stimulus_rating12.00 ACTUATION POINT NOMINAL INCHES OF WATER AND 6.00 DEACTUATION POINT NOMINAL INCHES OF WATER
contact_load_current_rating10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
contact_voltage_rating_in_volts250.0 AC AT SEA LEVEL SECOND VOLTAGE
NSN4820-01-236-3192
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 25603-1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
2-13002Interchangeable
interchangeable cross-reference
interchangeable
731-450-9Interchangeable
interchangeable cross-reference
interchangeable
731-450-1Interchangeable
interchangeable cross-reference
interchangeable
73A-145-01Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 25603-1?
25603-1 is a VALVE,BALL.
What parts can replace 25603-1?
There are 4 known substitutes for 25603-1: 2-13002, 731-450-9, 731-450-1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 25603-1?
25603-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-236-3192. 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