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N-12188 5IN PC3 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

N-12188 5IN PC3: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, taper_length: 5.000 INCHES NOMINAL IN, special_features: NEXT HIGHER ASSEMBLY VALVE GATE 5 INCH IN, style_designator: SOLID WEDGE, taper_major_diameter: 1.825 INCHES NOMINAL IN, taper_minor_diameter: 0.823 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-459-6845, 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
N-12188 5IN PC3
NSN: 4820-01-459-6845
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY
taper_length5.000 INCHES NOMINAL IN
special_featuresNEXT HIGHER ASSEMBLY VALVE GATE 5 INCH IN
style_designatorSOLID WEDGE
taper_major_diameter1.825 INCHES NOMINAL IN
taper_minor_diameter0.823 INCHES NOMINAL IN
NSN4820-01-459-6845
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N-12188 5IN PC3 · 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
•
TAPER MINOR DIAMETER: 0.823 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID WEDGE
•
TAPER MAJOR DIAMETER: 1.825 INCHES NOMINAL IN
•
TAPER LENGTH: 5.000 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
TAPER MINOR DIAMETER0.823 INCHES NOMINAL IN
STYLE DESIGNATORSOLID WEDGE
TAPER MAJOR DIAMETER1.825 INCHES NOMINAL IN
TAPER LENGTH5.000 INCHES NOMINAL IN
SPECIAL FEATURESNEXT HIGHER ASSEMBLY VALVE GATE 5 INCH IN
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
N-12188Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
5476-105-YReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 N-12188 5IN PC3?
N-12188 5IN PC3 is a DISK,VALVE.
What parts can replace N-12188 5IN PC3?
There are 2 known substitutes for N-12188 5IN PC3: N-12188, 5476-105-Y. Substitute compatibility should be verified for your specific system.
What is the NSN for N-12188 5IN PC3?
N-12188 5IN PC3 is cataloged in the U.S. Government catalog under NSN 4820-01-459-6845. 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.