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3155789 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3155789: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include FSC APPLICATION DATA: MK92 MOD6 INTERIM SUPPORT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-305-3545, 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
3155789
NSN: 4820-01-305-3545
FSC: 4820 — Valves, Nonpowered
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
FSC APPLICATION DATAMK92 MOD6 INTERIM SUPPORT
NSN4820-01-305-3545
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3155789 · 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
•
FSC APPLICATION DATA: MK92 MOD6 INTERIM SUPPORT
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAMK92 MOD6 INTERIM SUPPORT
SUBSTITUTES & CROSS-REFERENCES 3
564404Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
684-1-1/8-SS-1-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
684-1-/8-SS-1-3Reference document
Same NSN cross-reference
Reference document — Secondary 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 3155789?
3155789 is a VALVE,SAFETY RELIEF.
What parts can replace 3155789?
There are 3 known substitutes for 3155789: 564404, 684-1-1/8-SS-1-3, 684-1-/8-SS-1-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 3155789?
3155789 is cataloged in the U.S. Government catalog under NSN 4820-01-305-3545. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.