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A1473SPC23 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A1473SPC23: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, seat_angle: 42.0 DEGREES NOMINAL, thread_class: 3B, overall_height: 1.408 INCHES NOMINAL IN, shoulder_width: 0.175 INCHES NOMINAL IN, shoulder_height: 0.323 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-732-4754, 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
A1473SPC23
NSN: 4820-00-732-4754
FSC: 4820 — Valves, Nonpowered
CAGE: 75954 — KUNKLE INDUSTRIES INC LONERGAN VALVE DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_angle42.0 DEGREES NOMINAL
thread_class3B
overall_height1.408 INCHES NOMINAL IN
shoulder_width0.175 INCHES NOMINAL IN
shoulder_height0.323 INCHES NOMINAL IN
outside_diameter0.785 INCHES NOMINAL IN
style_designatorPLUG
nominal_thread_size0.500 INCHES IN
thread_series_designatorUNF
NSN4820-00-732-4754
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A1473SPC23 · 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
•
SHOULDER WIDTH: 0.175 INCHES NOMINAL IN
•
SHOULDER HEIGHT: 0.323 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.785 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLUG
•
SEAT ANGLE: 42.0 DEGREES NOMINAL
•
NOMINAL THREAD SIZE: 0.500 INCHES IN
•
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.408 INCHES NOMINAL IN
SHOULDER WIDTH0.175 INCHES NOMINAL IN
SHOULDER HEIGHT0.323 INCHES NOMINAL IN
OUTSIDE DIAMETER0.785 INCHES NOMINAL IN
STYLE DESIGNATORPLUG
SEAT ANGLE42.0 DEGREES NOMINAL
NOMINAL THREAD SIZE0.500 INCHES IN
THREAD CLASS3B
MATERIALSTEEL CORROSION RESISTING
THREAD SERIES DESIGNATORUNF
SUBSTITUTES & CROSS-REFERENCES 2
18-3-189Reference document
Same NSN cross-reference
Reference document — Secondary reference
005.304.0422Reference 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 A1473SPC23?
A1473SPC23 is a DISK,VALVE.
What parts can replace A1473SPC23?
There are 2 known substitutes for A1473SPC23: 18-3-189, 005.304.0422. Substitute compatibility should be verified for your specific system.
What is the NSN for A1473SPC23?
A1473SPC23 is cataloged in the U.S. Government catalog under NSN 4820-00-732-4754. 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.