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V340-M ✓ 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 VALVE,PROPORTIONAL is a the manufacturer industrial component. Key specifications include material: STEEL BODY, body_style: ANGLE, body_width: 1.812 INCHES NOMINAL IN, body_height: 1.938 INCHES NOMINAL IN, body_length: 2.750 INCHES NOMINAL IN, temp_rating: 120.0 FAHRENHEIT NOMINAL DEGF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-335-9881, 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
V340-M
NSN: 4820-01-335-9881
FSC: 4820
CAGE: 58856 — SLI INDUSTRIAL DIV (USA)
SPECIFICATIONS
materialSTEEL BODY
body_styleANGLE
body_width1.812 INCHES NOMINAL IN
body_height1.938 INCHES NOMINAL IN
body_length2.750 INCHES NOMINAL IN
temp_rating120.0 FAHRENHEIT NOMINAL DEGF
hole_diameter0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width3.188 INCHES NOMINAL IN
conductor_formSTRANDED ALL CONDUCTORS
inclosure_typeHERMETICALLY SEALED
overall_length7.583 FEET FT
connection_typeTHREADED INTERNAL PIPE ALL ENDS
NSN4820-01-335-9881
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: V340-M · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
17254Interchangeable
interchangeable cross-reference
interchangeable
8331256Interchangeable
interchangeable cross-reference
interchangeable
145-0088Interchangeable
interchangeable cross-reference
interchangeable
497212Interchangeable
interchangeable cross-reference
interchangeable
672-0502-000Interchangeable
interchangeable cross-reference
interchangeable
DS-921808Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is V340-M?
V340-M is a VALVE,PROPORTIONAL.
What parts can replace V340-M?
There are 21 known substitutes for V340-M: 17254, 8331256, 145-0088 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for V340-M?
V340-M is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-335-9881. 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