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MV-21F-3S-07 — DISK NUT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

MV-21F-3S-07: DISK NUT,VALVE.

The DISK NUT,VALVE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: STEEL ASTM A276 GR 410. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-279-1344, 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
MV-21F-3S-07
NSN: 4820-01-279-1344
FSC: 4820 — Valves, Nonpowered
CAGE: 61661 — NEWMANS INC NEW JERSEY DIV (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSTEEL ASTM A276 GR 410
NSN4820-01-279-1344
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MV-21F-3S-07 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL ASTM A276 GR 410
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL ASTM A276 GR 410
SUBSTITUTES & CROSS-REFERENCES 2
MV-21F3SReference document
Same NSN cross-reference
Reference document — Drawing number reference only
MV-21F3S ITEM 07 3INSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MV-21F-3S-07?
MV-21F-3S-07 is a DISK NUT,VALVE.
What parts can replace MV-21F-3S-07?
There are 2 known substitutes for MV-21F-3S-07: MV-21F3S, MV-21F3S ITEM 07 3IN. Substitute compatibility should be verified for your specific system.
What is the NSN for MV-21F-3S-07?
MV-21F-3S-07 is cataloged in the U.S. Government catalog under NSN 4820-01-279-1344. 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.