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3330168 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3330168: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include overall_length: 6.087 INCHES NOMINAL IN, largest_outside_diameter: 3.384 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-871-8422, 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
3330168
NSN: 4820-00-871-8422
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
overall_length6.087 INCHES NOMINAL IN
largest_outside_diameter3.384 INCHES NOMINAL IN
NSN4820-00-871-8422
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3330168 · 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
•
LARGEST OUTSIDE DIAMETER: 3.384 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LARGEST OUTSIDE DIAMETER3.384 INCHES NOMINAL IN
OVERALL LENGTH6.087 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
NL-478Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
NK214-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
NK241-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 3330168?
3330168 is a STEM,FLUID VALVE.
What parts can replace 3330168?
There are 3 known substitutes for 3330168: NL-478, NK214-1, NK241-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 3330168?
3330168 is cataloged in the U.S. Government catalog under NSN 4820-00-871-8422. 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.