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Technical Data Sheet
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2581676 — INSERT,STEM,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2581676: INSERT,STEM,VALVE.

The INSERT,STEM,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-00-412-1884, 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
2581676
NSN: 4820-00-412-1884
NIINs: 004121884, 004121886
FSC: 4820 — Valves, Nonpowered
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
Part Number2581676
NSN4820-00-412-1884
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2581676 · 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
SUBSTITUTES & CROSS-REFERENCES 1
1-2265-17Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2581676?
2581676 is a INSERT,STEM,VALVE.
What parts can replace 2581676?
There is 1 known substitute for 2581676: 1-2265-17. Substitute compatibility should be verified for your specific system.
What is the NSN for 2581676?
2581676 is cataloged in the U.S. Government catalog under NSN 4820-00-412-1884. This indicates validated use in U.S. government and defense supply chains.
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