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A44254 PIECE 3 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A44254 PIECE 3: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include overall_height: 4.938 INCHES NOMINAL IN, flange_diameter: 5.000 INCHES NOMINAL IN, body_inside_diameter: 2.500 INCHES NOMINAL IN, seating_surface_shape: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-233-8044, 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
A44254 PIECE 3
NSN: 4820-01-233-8044
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
overall_height4.938 INCHES NOMINAL IN
flange_diameter5.000 INCHES NOMINAL IN
body_inside_diameter2.500 INCHES NOMINAL IN
seating_surface_shapeFLAT
NSN4820-01-233-8044
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A44254 PIECE 3 · 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
•
FLANGE DIAMETER: 5.000 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 2.500 INCHES NOMINAL IN
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER5.000 INCHES NOMINAL IN
OVERALL HEIGHT4.938 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.500 INCHES NOMINAL IN
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES 2
74996Reference document
Same NSN cross-reference
Reference document — Secondary reference
A44254Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 A44254 PIECE 3?
A44254 PIECE 3 is a SEAT,VALVE.
What parts can replace A44254 PIECE 3?
There are 2 known substitutes for A44254 PIECE 3: 74996, A44254. Substitute compatibility should be verified for your specific system.
What is the NSN for A44254 PIECE 3?
A44254 PIECE 3 is cataloged in the U.S. Government catalog under NSN 4820-01-233-8044. 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.