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Technical Data Sheet
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18337N — 18337N

✓ Government record, cited
LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC · GATE VALVE
PRODUCT OVERVIEW

18337N: 18337N.

The 18337N is a LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC industrial component. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-453-7045, 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
18337N
NSN: 4820-01-453-7045
NIINs: 014537045, 014537047, 014556136, 014557551
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
Part Number18337N
ManufacturerLESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC
NSN4820-01-453-7045
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 18337N · LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC ⚠ 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
•
OVERALL DIAMETER: 5.175 INCHES NOMINAL IN
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATERIAL PER AISI 1020HR; 1.688 IN. ID CTR HOLE IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.468 INCHES NOMINAL IN
OVERALL DIAMETER5.175 INCHES NOMINAL IN
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATERIAL PER AISI 1020HR; 1.688 IN. ID CTR HOLE IN
END ITEM IDENTIFICATIONNIMITZ CLASS CVN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
58619Reference document
Same NSN cross-reference
Reference document — Secondary reference
18337N PC 32Same 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 18337N?
18337N is a 18337N manufactured by LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC.
What parts can replace 18337N?
There are 2 known substitutes for 18337N: 58619, 18337N PC 32. Substitute compatibility should be verified for your specific system.
What is the NSN for 18337N?
18337N is cataloged in the U.S. Government catalog under NSN 4820-01-453-7045. 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.