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PartsTable / COMPONENT / B-3527 831189
B-3527 831189 ✓ 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 STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-278-3638, 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
B-3527 831189
NSN: 4820-01-278-3638
FSC: 4820
CAGE: 8FGX3 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
NSN4820-01-278-3638
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B-3527 831189 · 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 CORROSION RESISTING
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
221204Interchangeable
interchangeable cross-reference
interchangeable
C5TA-2A-384-AInterchangeable
interchangeable cross-reference
interchangeable
CPR101191Interchangeable
interchangeable cross-reference
interchangeable
831189Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B-3527 831189?
B-3527 831189 is a STEM,FLUID VALVE.
What parts can replace B-3527 831189?
There are 4 known substitutes for B-3527 831189: 221204, C5TA-2A-384-A, CPR101191 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B-3527 831189?
B-3527 831189 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-278-3638. 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