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14603P ✓ 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 PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, overall_length: 4.000 INCHES NOMINAL IN, outside_diameter: 1.435 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-084-1801, 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
14603P
NSN: 4820-01-084-1801
FSC: 4820
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialSTEEL
overall_length4.000 INCHES NOMINAL IN
outside_diameter1.435 INCHES NOMINAL IN
NSN4820-01-084-1801
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 14603P · 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
KEY FEATURES
•
OUTSIDE DIAMETER: 1.435 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.435 INCHES NOMINAL IN
MATERIALSTEEL
OVERALL LENGTH4.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
11Q-000229-510CPInterchangeable
interchangeable cross-reference
interchangeable
11-227CPInterchangeable
interchangeable cross-reference
interchangeable
MIL-R-83248/1-2 29Interchangeable
interchangeable cross-reference
interchangeable
A227Interchangeable
interchangeable cross-reference
interchangeable
AA1-127Interchangeable
interchangeable cross-reference
interchangeable
07100-07204Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 14603P?
14603P is a PISTON,VALVE.
What parts can replace 14603P?
There are 19 known substitutes for 14603P: 11Q-000229-510CP, 11-227CP, MIL-R-83248/1-2 29 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 14603P?
14603P is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-084-1801. 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