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20051REVB PIECE 14 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20051REVB PIECE 14: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, seat_radius: 0.375 INCHES NOMINAL IN, thread_class: 2B, overall_height: 2.000 INCHES NOMINAL IN, outside_diameter: 1.807 INCHES NOMINAL IN, nominal_thread_size: 1.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-128-9360, 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
20051REVB PIECE 14
NSN: 4820-01-128-9360
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_radius0.375 INCHES NOMINAL IN
thread_class2B
overall_height2.000 INCHES NOMINAL IN
outside_diameter1.807 INCHES NOMINAL IN
nominal_thread_size1.000 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNS
NSN4820-01-128-9360
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20051REVB PIECE 14 · 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
•
OUTSIDE DIAMETER: 1.807 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 1.000 INCHES IN
•
SEAT RADIUS: 0.375 INCHES NOMINAL IN
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 18
•
MATERIAL: STEEL CORROSION RESISTING
•
THREAD SERIES DESIGNATOR: UNS
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.000 INCHES NOMINAL IN
OUTSIDE DIAMETER1.807 INCHES NOMINAL IN
NOMINAL THREAD SIZE1.000 INCHES IN
SEAT RADIUS0.375 INCHES NOMINAL IN
THREAD CLASS2B
THREAD QUANTITY PER INCH18
MATERIALSTEEL CORROSION RESISTING
THREAD SERIES DESIGNATORUNS
SUBSTITUTES & CROSS-REFERENCES 2
A7426.001.156Reference document
Same NSN cross-reference
Reference document — Secondary reference
A7426Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20051REVB PIECE 14?
20051REVB PIECE 14 is a DISK,VALVE.
What parts can replace 20051REVB PIECE 14?
There are 2 known substitutes for 20051REVB PIECE 14: A7426.001.156, A7426. Substitute compatibility should be verified for your specific system.
What is the NSN for 20051REVB PIECE 14?
20051REVB PIECE 14 is cataloged in the U.S. Government catalog under NSN 4820-01-128-9360. 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.