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3VP343 — PISTON,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3VP343: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, overall_length: 1.410 INCHES NOMINAL IN, outside_diameter: 0.670 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-081-9071, 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
3VP343
NSN: 4820-00-081-9071
FSC: 4820 — Valves, Nonpowered
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
materialSTEEL
overall_length1.410 INCHES NOMINAL IN
outside_diameter0.670 INCHES NOMINAL IN
NSN4820-00-081-9071
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3VP343 · 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
•
OUTSIDE DIAMETER: 0.670 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.670 INCHES NOMINAL IN
OVERALL LENGTH1.410 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 3
14823P11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
19887Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
157137Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3VP343?
3VP343 is a PISTON,VALVE.
What parts can replace 3VP343?
There are 3 known substitutes for 3VP343: 14823P11, 19887, 157137. Substitute compatibility should be verified for your specific system.
What is the NSN for 3VP343?
3VP343 is cataloged in the U.S. Government catalog under NSN 4820-00-081-9071. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.