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PartsTable / COMPONENT / 15F-4 4IN ITEM 3
15F-4 4IN ITEM 3 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-273-0526, 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
15F-4 4IN ITEM 3
NSN: 4820-01-273-0526
FSC: 4820
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
NSN4820-01-273-0526
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 15F-4 4IN ITEM 3 · 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
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
200356Interchangeable
interchangeable cross-reference
interchangeable
8689Interchangeable
interchangeable cross-reference
interchangeable
4B8598Interchangeable
interchangeable cross-reference
interchangeable
V5032Interchangeable
interchangeable cross-reference
interchangeable
VX136Interchangeable
interchangeable cross-reference
interchangeable
411-0213-006Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15F-4 4IN ITEM 3?
15F-4 4IN ITEM 3 is a SEAT,VALVE.
What parts can replace 15F-4 4IN ITEM 3?
There are 17 known substitutes for 15F-4 4IN ITEM 3: 200356, 8689, 4B8598 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 15F-4 4IN ITEM 3?
15F-4 4IN ITEM 3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-273-0526. 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