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Technical Data Sheet
PartsTable / COMPONENT / N1514W/9-1477-1S3
N1514W/9-1477-1S3 ✓ 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 N1514W/9-1477-1S3 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-585-2628, 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
N1514W/9-1477-1S3
NSN: 4820-00-585-2628
FSC: 4820
CAGE: 33334 — KEROTEST MANUFACTURING CORP. (USA)
SPECIFICATIONS
Part NumberN1514W/9-1477-1S3
Wattage1514W
NSN4820-00-585-2628
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N1514W/9-1477-1S3 · 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
•
1514W Power Rating
•
OPERATING PRESSURE: 10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS IN
•
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
•
FEATURES PROVIDED: BONNET PACKING
•
MATERIAL: STEEL CORROSION RESISTING STEM
•
THREAD QUANTITY PER INCH: 14 FIRST END
•
BONNET ATTACHMENT METHOD: THREADED
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
STYLE DESIGNATORSTRAIGHT THRU
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS IN
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
FEATURES PROVIDEDBONNET PACKING
MATERIALSTEEL CORROSION RESISTING STEM
THREAD QUANTITY PER INCH14 FIRST END
BONNET ATTACHMENT METHODTHREADED
MATERIALSTEEL BODY
BONNET TYPEINSIDE SCREW
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
8491128Interchangeable
interchangeable cross-reference
interchangeable
1900PMFFG3-8Interchangeable
interchangeable cross-reference
interchangeable
1900PMFFGInterchangeable
interchangeable cross-reference
interchangeable
381MS113P002Interchangeable
interchangeable cross-reference
interchangeable
N1512 AND 9-1483-1SEInterchangeable
interchangeable cross-reference
interchangeable
N3512Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N1514W/9-1477-1S3?
N1514W/9-1477-1S3 is a N1514W/9-1477-1S3.
What parts can replace N1514W/9-1477-1S3?
There are 15 known substitutes for N1514W/9-1477-1S3: 8491128, 1900PMFFG3-8, 1900PMFFG and 12 more. Substitute compatibility should be verified for your specific system.
Is N1514W/9-1477-1S3 still available?
N1514W/9-1477-1S3 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