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PartsTable / COMPONENT / N26-3-50PSI
N26-3-50PSI ✓ 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,REGULATING,FLUID PRESSURE. Key specifications include phase: SINGLE SINGLE VOLTAGE, length: 4.312 FEET NOMINAL FT, material: MAGNESIUM OVERALL, body_style: SQUARE FLANGE MOUNT, shell_type: SOLID, bonnet_type: INSIDE SPRING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-988-4127, 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
N26-3-50PSI
NSN: 4820-00-988-4127
FSC: 4820
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
phaseSINGLE SINGLE VOLTAGE
length4.312 FEET NOMINAL FT
materialMAGNESIUM OVERALL
body_styleSQUARE FLANGE MOUNT
shell_typeSOLID
bonnet_typeINSIDE SPRING
usage_designEND ARCH
heat_quantity1
overall_width2.695 INCHES MINIMUM AND 2.705 INCHES MAXIMUM IN
terminal_typeSCREW SINGLE MATING END SINGLE CONTACT GROUPING
inclosure_typeHERMETICALLY SEALED
overall_height2.695 INCHES MINIMUM AND 2.705 INCHES MAXIMUM IN
NSN4820-00-988-4127
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N26-3-50PSI · 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 17
23AInterchangeable
interchangeable cross-reference
interchangeable
4352Interchangeable
interchangeable cross-reference
interchangeable
263AInterchangeable
interchangeable cross-reference
interchangeable
263Interchangeable
interchangeable cross-reference
interchangeable
77-263AInterchangeable
interchangeable cross-reference
interchangeable
13K16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N26-3-50PSI?
N26-3-50PSI is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace N26-3-50PSI?
There are 17 known substitutes for N26-3-50PSI: 23A, 4352, 263A and 14 more. Substitute compatibility should be verified for your specific system.
Is N26-3-50PSI still available?
N26-3-50PSI is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026