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5579G — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

5579G: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include flow_control_device: POPPET. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-151-2559, 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
5579G
NSN: 4820-01-151-2559
NIINs: 011512559, 012915804
FSC: 4820 — Valves, Nonpowered
CAGE: 34161 — KOEHRING CO (USA)
SPECIFICATIONS
flow_control_devicePOPPET
NSN4820-01-151-2559
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 5579G · 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
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FLOW CONTROL DEVICE: POPPET
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CONNECTION STYLE: PLAIN (TUBE) ALL ENDS
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CONNECTION TYPE: THREADED CARTRIDGE ALL ENDS
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STYLE DESIGNATOR: SCREW-IN CARTRIDGE
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 1.062 INCHES ALL ENDS IN
•
THREAD CLASS: 2A ALL ENDS A
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
CONNECTION STYLEPLAIN (TUBE) ALL ENDS
CONNECTION TYPETHREADED CARTRIDGE ALL ENDS
STYLE DESIGNATORSCREW-IN CARTRIDGE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE1.062 INCHES ALL ENDS IN
SPECIAL FEATURESCARTRIDGE TYPE
THREAD CLASS2A ALL ENDS A
THREAD QUANTITY PER INCH12 ALL ENDS
MATERIALSTEEL BODY
SUBSTITUTES & CROSS-REFERENCES 1
274433Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5579G?
5579G is a VALVE,SAFETY RELIEF.
What parts can replace 5579G?
There is 1 known substitute for 5579G: 274433. Substitute compatibility should be verified for your specific system.
What is the NSN for 5579G?
5579G is cataloged in the U.S. Government catalog under NSN 4820-01-151-2559. 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.