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2503865-001 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2503865-001: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include end_item_identification: 170FT PATROL COASTAL (PC-1) CLASS SHIPS FT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-422-4021, 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
2503865-001
NSN: 4820-01-422-4021
FSC: 4820 — Valves, Nonpowered
CAGE: 58568 — ENVIROVAC INC DBA MONOGRAM SYSTEMS-ROCKFORD DIV (USA)
SPECIFICATIONS
end_item_identification170FT PATROL COASTAL (PC-1) CLASS SHIPS FT
NSN4820-01-422-4021
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2503865-001 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATION170FT PATROL COASTAL (PC-1) CLASS SHIPS FT
SUBSTITUTES & CROSS-REFERENCES 1
5959900Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2503865-001?
2503865-001 is a VALVE,CHECK.
What parts can replace 2503865-001?
There is 1 known substitute for 2503865-001: 5959900. Substitute compatibility should be verified for your specific system.
What is the NSN for 2503865-001?
2503865-001 is cataloged in the U.S. Government catalog under NSN 4820-01-422-4021. This indicates validated use in U.S. government and defense supply chains.
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