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PartsTable / COMPONENT / VMH2A9 1/2
VMH2A9 1/2 ✓ 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 VMH2A9 1/2 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-116-7499, 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
VMH2A9 1/2
NSN: 4820-01-116-7499
FSC: 4820
CAGE: 60515 — DYNAQUIP CONTROLS CORPORATION (USA)
SPECIFICATIONS
Part NumberVMH2A9 1/2
NSN4820-01-116-7499
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: VMH2A9 1/2 · 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: PLASTIC POLYTETRAFLUOROETHYLENE PACKING
•
NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS IN
•
OPERATING PRESSURE: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE PACKING
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS IN
MATERIALCOPPER ALLOY BODY
SPECIAL FEATURESCRES HANDLE W/VINYL GRIP AND 0.250 IN. TURN STOP FOR POSITIVE CONTROL IN
OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
THREAD SERIES DESIGNATORNPT ALL ENDS
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
VALVE OPERATION METHODMANUAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
FFS92Interchangeable
interchangeable cross-reference
interchangeable
101023Interchangeable
interchangeable cross-reference
interchangeable
AV62-T1000-5Interchangeable
interchangeable cross-reference
interchangeable
QG250A1Interchangeable
interchangeable cross-reference
interchangeable
T1001Interchangeable
interchangeable cross-reference
interchangeable
4190611-7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is VMH2A9 1/2?
VMH2A9 1/2 is a VMH2A9 1/2.
What parts can replace VMH2A9 1/2?
There are 16 known substitutes for VMH2A9 1/2: FFS92, 101023, AV62-T1000-5 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for VMH2A9 1/2?
VMH2A9 1/2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-116-7499. 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