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153-1009-18 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

153-1009-18: 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 4820-01-659-4486, 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
153-1009-18
NSN: 4820-01-659-4486
NIINs: 016594486, 016643407
FSC: 4820 — Valves, Nonpowered
CAGE: 39SX2 — L3 TECHNOLOGIES, INC. DBA HARRIS CORP DIV L3 MARITIME SYSTEMS (USA)
SPECIFICATIONS
Part Number153-1009-18
NSN4820-01-659-4486
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 153-1009-18 · 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 2
420-02-12-001GA ITEM 6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
6181-177-8Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 153-1009-18?
153-1009-18 is a VALVE,SAFETY RELIEF.
What parts can replace 153-1009-18?
There are 2 known substitutes for 153-1009-18: 420-02-12-001GA ITEM 6, 6181-177-8. Substitute compatibility should be verified for your specific system.
What is the NSN for 153-1009-18?
153-1009-18 is cataloged in the U.S. Government catalog under NSN 4820-01-659-4486. This indicates validated use in U.S. government and defense supply chains.
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