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259089 ITEM 44 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

259089 ITEM 44: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING SEAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-257-8722, 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
259089 ITEM 44
NSN: 4820-01-257-8722
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING SEAT
NSN4820-01-257-8722
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 259089 ITEM 44 · 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
•
MATERIAL: STEEL CORROSION RESISTING SEAT
TECHNICAL CHARACTERISTICS
MATERIALSTEEL CORROSION RESISTING SEAT
SUBSTITUTES & CROSS-REFERENCES 1
259045Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 259089 ITEM 44?
259089 ITEM 44 is a SEAT,VALVE.
What parts can replace 259089 ITEM 44?
There is 1 known substitute for 259089 ITEM 44: 259045. Substitute compatibility should be verified for your specific system.
What is the NSN for 259089 ITEM 44?
259089 ITEM 44 is cataloged in the U.S. Government catalog under NSN 4820-01-257-8722. This indicates validated use in U.S. government and defense supply chains.
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