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Technical Data Sheet
PartsTable / COMPONENT / 193257VM
193257VM ✓ 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 PISTON,VALVE is a the manufacturer industrial component. Key specifications include special_features: MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION; CONE SHAPED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-233-7332, 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
193257VM
NSN: 4820-01-233-7332
FSC: 4820
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
special_featuresMAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION; CONE SHAPED
NSN4820-01-233-7332
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 193257VM · 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESMAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION; CONE SHAPED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
500 L 166.020Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPE1STYLE9SInterchangeable
interchangeable cross-reference
interchangeable
12Z1131-25Interchangeable
interchangeable cross-reference
interchangeable
193257Interchangeable
interchangeable cross-reference
interchangeable
BM-190273 ITEM 5VMInterchangeable
Same NIIN cross-reference
interchangeable
BM-190273 ITEM 5Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 193257VM?
193257VM is a PISTON,VALVE.
What parts can replace 193257VM?
There are 6 known substitutes for 193257VM: 500 L 166.020, FFS92TYPE1STYLE9S, 12Z1131-25 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 193257VM?
193257VM is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-233-7332. 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