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Technical Data Sheet
PartsTable / COMPONENT / MV861S/MVK8
MV861S/MVK8 ✓ 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 MV861S/MVK8 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-241-4407, 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
MV861S/MVK8
NSN: 4820-00-241-4407
FSC: 4820
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
Part NumberMV861S/MVK8
NSN4820-00-241-4407
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MV861S/MVK8 · 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 15
G531057Interchangeable
interchangeable cross-reference
interchangeable
G101241Interchangeable
interchangeable cross-reference
interchangeable
G101241 PC 126Interchangeable
interchangeable cross-reference
interchangeable
G101241 PC 142Interchangeable
interchangeable cross-reference
interchangeable
G531010Interchangeable
interchangeable cross-reference
interchangeable
G101241 PC 77Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MV861S/MVK8?
MV861S/MVK8 is a MV861S/MVK8.
What parts can replace MV861S/MVK8?
There are 15 known substitutes for MV861S/MVK8: G531057, G101241, G101241 PC 126 and 12 more. Substitute compatibility should be verified for your specific system.
Is MV861S/MVK8 still available?
MV861S/MVK8 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026