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Technical Data Sheet
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3220-325 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3220-325: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-253-7312, 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
3220-325
NSN: 4820-01-253-7312
FSC: 4820 — Valves, Nonpowered
CAGE: 58553 — SUPERIOR VALVE CO (USA)
SPECIFICATIONS
Part Number3220-325
NSN4820-01-253-7312
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3220-325 · 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
1000469Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 3220-325?
3220-325 is a VALVE,SAFETY RELIEF.
What parts can replace 3220-325?
There is 1 known substitute for 3220-325: 1000469. Substitute compatibility should be verified for your specific system.
What is the NSN for 3220-325?
3220-325 is cataloged in the U.S. Government catalog under NSN 4820-01-253-7312. This indicates validated use in U.S. government and defense supply chains.
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