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S-4231 PIECE 4 ✓ 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 DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, pressure_rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-238-6288, 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
S-4231 PIECE 4
NSN: 4820-01-238-6288
FSC: 4820
CAGE: 70876 — BATH IRON WORKS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL
pressure_rating150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
NSN4820-01-238-6288
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S-4231 PIECE 4 · 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
•
PRESSURE RATING: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
PRESSURE RATING150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
MS24615-16Interchangeable
interchangeable cross-reference
interchangeable
FFS107Interchangeable
interchangeable cross-reference
interchangeable
MS51862-16Interchangeable
interchangeable cross-reference
interchangeable
RX532Interchangeable
interchangeable cross-reference
interchangeable
P8495Interchangeable
interchangeable cross-reference
interchangeable
X532Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S-4231 PIECE 4?
S-4231 PIECE 4 is a DISK,VALVE.
What parts can replace S-4231 PIECE 4?
There are 14 known substitutes for S-4231 PIECE 4: MS24615-16, FFS107, MS51862-16 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S-4231 PIECE 4?
S-4231 PIECE 4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-238-6288. 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