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52-3B173 — NOZZLE,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

52-3B173: NOZZLE,VALVE.

The NOZZLE,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-176-6784, 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
52-3B173
NSN: 4820-01-176-6784
FSC: 4820 — Valves, Nonpowered
CAGE: 75954 — KUNKLE INDUSTRIES INC LONERGAN VALVE DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
NSN4820-01-176-6784
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 52-3B173 · 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
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 2
009-300-0138Reference document
Same NSN cross-reference
Reference document — Secondary reference
52-3-173Reference 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 52-3B173?
52-3B173 is a NOZZLE,VALVE.
What parts can replace 52-3B173?
There are 2 known substitutes for 52-3B173: 009-300-0138, 52-3-173. Substitute compatibility should be verified for your specific system.
What is the NSN for 52-3B173?
52-3B173 is cataloged in the U.S. Government catalog under NSN 4820-01-176-6784. 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.