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MV820S — STEM,NEEDLE VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

MV820S: STEM,NEEDLE VALVE.

The STEM,NEEDLE VALVE is a the manufacturer industrial component. Key specifications include end_item_identification: HYDRAULIC ASSEMBLY, part_name_assigned_by_controlling_agency: NEEDLE VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-289-0980, 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
MV820S
NSN: 4820-01-289-0980
NIINs: 012890980, 016816397
FSC: 4820 — Valves, Nonpowered
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
end_item_identificationHYDRAULIC ASSEMBLY
part_name_assigned_by_controlling_agencyNEEDLE VALVE
NSN4820-01-289-0980
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MV820S · 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
•
STYLE DESIGNATOR: STRAIGHT THRU
•
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODMANUAL
SUBSTITUTES & CROSS-REFERENCES 2
31036-45093Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MV-820-S-X-0543Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MV820S?
MV820S is a STEM,NEEDLE VALVE.
What parts can replace MV820S?
There are 2 known substitutes for MV820S: 31036-45093, MV-820-S-X-0543. Substitute compatibility should be verified for your specific system.
What is the NSN for MV820S?
MV820S is cataloged in the U.S. Government catalog under NSN 4820-01-289-0980. 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.