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PartsTable / COMPONENT / S15F-3 2 1/2 IN-MIL
S15F-3 2 1/2 IN-MIL ✓ 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 S15F-3 2 1/2 IN-MIL is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-270-4250, 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
S15F-3 2 1/2 IN-MIL
NSN: 4820-01-270-4250
FSC: 4820
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
Part NumberS15F-3 2 1/2 IN-MIL
NSN4820-01-270-4250
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S15F-3 2 1/2 IN-MIL · 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
•
FLANGE DIAMETER: 7.000 INCHES IN
•
BOLT HOLE QUANTITY: 4
•
MATERIAL: STEEL CORROSION RESISTING SEAT
•
STEM TYPE: NONRISING
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A216 GR.WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE DIAMETER7.000 INCHES IN
BOLT HOLE QUANTITY4
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING DISK
MATERIALSTEEL CORROSION RESISTING STEM
STEM TYPENONRISING
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216 GR.WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A182 GR. F6 ASSN STD SINGLE MATERIAL RESPONSE DISK
BONNET ATTACHMENT METHODBOLTED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A182 GR. F6 ASSN STD SINGLE MATERIAL RESPONSE SEAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
8619Interchangeable
interchangeable cross-reference
interchangeable
2005047-1Interchangeable
interchangeable cross-reference
interchangeable
10947304Interchangeable
interchangeable cross-reference
interchangeable
315799Interchangeable
interchangeable cross-reference
interchangeable
S-16044-AInterchangeable
interchangeable cross-reference
interchangeable
2387242-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S15F-3 2 1/2 IN-MIL?
S15F-3 2 1/2 IN-MIL is a S15F-3 2 1/2 IN-MIL.
What parts can replace S15F-3 2 1/2 IN-MIL?
There are 15 known substitutes for S15F-3 2 1/2 IN-MIL: 8619, 2005047-1, 10947304 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S15F-3 2 1/2 IN-MIL?
S15F-3 2 1/2 IN-MIL is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-270-4250. 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