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253009 PC44 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

253009 PC44: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, flange_diameter: 5.125 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, body_inside_diameter: 4.500 INCHES NOMINAL IN, flange_seat_to_disk_end_height: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-151-6325, 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
253009 PC44
NSN: 4820-01-151-6325
FSC: 4820 — Valves, Nonpowered
CAGE: 17062 — P J VALVES INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
flange_diameter5.125 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
body_inside_diameter4.500 INCHES NOMINAL IN
flange_seat_to_disk_end_height0.500 INCHES NOMINAL IN
NSN4820-01-151-6325
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 253009 PC44 · 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 SEAT TO DISK END HEIGHT: 0.500 INCHES NOMINAL IN
•
FLANGE DIAMETER: 5.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 4.500 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.500 INCHES NOMINAL IN
FLANGE DIAMETER5.125 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER4.500 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
253009 PIECE 44Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
253009Reference 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 253009 PC44?
253009 PC44 is a SEAT,VALVE.
What parts can replace 253009 PC44?
There are 2 known substitutes for 253009 PC44: 253009 PIECE 44, 253009. Substitute compatibility should be verified for your specific system.
What is the NSN for 253009 PC44?
253009 PC44 is cataloged in the U.S. Government catalog under NSN 4820-01-151-6325. 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.