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PartsTable / COMPONENT / M1CSSVT33.5PHN
M1CSSVT33.5PHN ✓ 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 M1CSSVT33.5PHN is a the manufacturer industrial component. Key specifications include Drive Bays: 3x 3.5" LFF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-675-6062, 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
M1CSSVT33.5PHN
NSN: 4820-01-675-6062
FSC: 4820
CAGE: 28396 — INTERNATIONAL VALVE CORP DBA CHECK-ALL VALVE MFG. CO. (USA)
SPECIFICATIONS
Drive Bays3x 3.5" LFF
NSN4820-01-675-6062
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: M1CSSVT33.5PHN · 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
•
DISK LOADING METHOD: SPRING
•
CONNECTION TYPE: THREADED EXTERNAL PIPE ALL ENDS
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.375 INCHES ALL ENDS IN
•
VALVE OPERATION METHOD: AUTOMATIC
•
CONNECTION STYLE: PLAIN (PIPE) ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL: STEEL CORROSION RESISTING BODY
TECHNICAL CHARACTERISTICS (FLIS)
DISK LOADING METHODSPRING
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES ALL ENDS IN
VALVE OPERATION METHODAUTOMATIC
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE,MINI-CHECK;
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MATERIALSTEEL CORROSION RESISTING BODY
OPENING PRESSURE SETTING3.50 POUNDS PER SQUARE INCH LBS
VALVE SIZE0.375 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
A2903MInterchangeable
interchangeable cross-reference
interchangeable
34322Interchangeable
interchangeable cross-reference
interchangeable
B7FInterchangeable
interchangeable cross-reference
interchangeable
43-510-000Interchangeable
interchangeable cross-reference
interchangeable
A4346-34322Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M1CSSVT33.5PHN?
M1CSSVT33.5PHN is a M1CSSVT33.5PHN.
What parts can replace M1CSSVT33.5PHN?
There are 5 known substitutes for M1CSSVT33.5PHN: A2903M, 34322, B7F and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M1CSSVT33.5PHN?
M1CSSVT33.5PHN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-675-6062. 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