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501-0555 PC.3 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

501-0555 PC.3: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include special_features: NHA 2.50IPS BALL VALVE USED ON LOS ANGELES CLASS SSN, end_item_identification: 4820-01-513-8460 VALVE,BALL, valve_size_for_which_designed: 2.500 INCHES IN, valve_type_for_which_designed: BALL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-513-8468, 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
501-0555 PC.3
NSN: 4820-01-513-8468
FSC: 4820 — Valves, Nonpowered
CAGE: 53154 — PORTLAND VALVE LLC (USA)
SPECIFICATIONS
special_featuresNHA 2.50IPS BALL VALVE USED ON LOS ANGELES CLASS SSN
end_item_identification4820-01-513-8460 VALVE,BALL
valve_size_for_which_designed2.500 INCHES IN
valve_type_for_which_designedBALL
NSN4820-01-513-8468
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 501-0555 PC.3 · 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
•
VALVE TYPE FOR WHICH DESIGNED: BALL
•
VALVE SIZE FOR WHICH DESIGNED: 2.500 INCHES IN
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
VALVE SIZE FOR WHICH DESIGNED2.500 INCHES IN
SPECIAL FEATURESNHA 2.50IPS BALL VALVE USED ON LOS ANGELES CLASS SSN
END ITEM IDENTIFICATION4820-01-513-8460 VALVE,BALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 501-0555 PC.3?
501-0555 PC.3 is a STEM,FLUID VALVE.
What is the NSN for 501-0555 PC.3?
501-0555 PC.3 is cataloged in the U.S. Government catalog under NSN 4820-01-513-8468. 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.