PartsTable
Technical Data Sheet
Download PDF

MV-21F3.5(3) — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

MV-21F3.5(3): DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, temp_rating: 800.0 FAHRENHEIT MAXIMUM DEGF, pressure_rating: 285.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, special_features: VALVE SIZE 3IN. IN.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-269-8941, 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-21F3.5(3)
NSN: 4820-01-269-8941
FSC: 4820 — Valves, Nonpowered
CAGE: 61661 — NEWMANS INC NEW JERSEY DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
temp_rating800.0 FAHRENHEIT MAXIMUM DEGF
pressure_rating285.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
special_featuresVALVE SIZE 3IN. IN
NSN4820-01-269-8941
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MV-21F3.5(3) · 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
•
PRESSURE RATING: 285.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
TEMP RATING: 800.0 FAHRENHEIT MAXIMUM DEGF
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
PRESSURE RATING285.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
TEMP RATING800.0 FAHRENHEIT MAXIMUM DEGF
SPECIAL FEATURESVALVE SIZE 3IN. IN
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 3
21F-CB-1SC ITEM 3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MV-21F3SReference document
Same NSN cross-reference
Reference document — Drawing number reference only
MV-21F3.5 ITEM3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
Ready to buy MV-21F3.5(3)?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is MV-21F3.5(3)?
MV-21F3.5(3) is a DISK,VALVE.
What parts can replace MV-21F3.5(3)?
There are 3 known substitutes for MV-21F3.5(3): 21F-CB-1SC ITEM 3, MV-21F3S, MV-21F3.5 ITEM3. Substitute compatibility should be verified for your specific system.
What is the NSN for MV-21F3.5(3)?
MV-21F3.5(3) is cataloged in the U.S. Government catalog under NSN 4820-01-269-8941. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — MV-21F3.5(3)

✓ 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.