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3337820 — VALVE,SAMPLING,HYDRAULIC

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3337820: VALVE,SAMPLING,HYDRAULIC.

The VALVE,SAMPLING,HYDRAULIC is a the manufacturer industrial component. Key specifications include end_item_identification: BACK UP CONTROL VALVE ASSEMBLY, furnished_items_and_quantity: 1 CHAIN AND 1 DUST COVER. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-433-9073, 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
3337820
NSN: 4820-01-433-9073
NIINs: 014339073, 015117291
FSC: 4820 — Valves, Nonpowered
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
end_item_identificationBACK UP CONTROL VALVE ASSEMBLY
furnished_items_and_quantity1 CHAIN AND 1 DUST COVER
NSN4820-01-433-9073
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3337820 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATIONFIRING VALVE ASSEMBLY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
SUBSTITUTES & CROSS-REFERENCES 9
3337800 FIND 2Reference document
Same NSN cross-reference
Reference document — Secondary reference
3337800 FIND 2L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
754-6409017 ASSEMBLY 99Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
PL3337820 FIND 1Reference document
Same NSN cross-reference
Reference document — Secondary reference
PL3337820 FIND 1L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
211097066L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 3337820?
3337820 is a VALVE,SAMPLING,HYDRAULIC.
What parts can replace 3337820?
There are 9 known substitutes for 3337820: 3337800 FIND 2, 3337800 FIND 2L1, 754-6409017 ASSEMBLY 99 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3337820?
3337820 is cataloged in the U.S. Government catalog under NSN 4820-01-433-9073. 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.