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NP-623 PC 16 — PISTON,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

NP-623 PC 16: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, special_features: NHA VALVES ASTNX, end_item_identification: NIMITZ CLASS CVN, valve_design_control_activity: 93591, valve_model_number_for_which_designed: NP-623. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-467-5481, 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
NP-623 PC 16
NSN: 4820-01-467-5481
FSC: 4820 — Valves, Nonpowered
CAGE: 93591 — PENTAIR VALVES & CONTROLS US LP DIV FLOW CONTROL US HOLDING CORP (USA)
SPECIFICATIONS
materialSTEEL
special_featuresNHA VALVES ASTNX
end_item_identificationNIMITZ CLASS CVN
valve_design_control_activity93591
valve_model_number_for_which_designedNP-623
NSN4820-01-467-5481
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: NP-623 PC 16 · 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 MODEL NUMBER FOR WHICH DESIGNED: NP-623
•
VALVE DESIGN CONTROL ACTIVITY: 93591
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
VALVE MODEL NUMBER FOR WHICH DESIGNEDNP-623
SPECIAL FEATURESNHA VALVES ASTNX
VALVE DESIGN CONTROL ACTIVITY93591
END ITEM IDENTIFICATIONNIMITZ CLASS CVN
MATERIALSTEEL
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 2
NM585Reference document
Same NSN cross-reference
Reference document — Secondary reference
NM0585-1Reference 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 NP-623 PC 16?
NP-623 PC 16 is a PISTON,VALVE.
What parts can replace NP-623 PC 16?
There are 2 known substitutes for NP-623 PC 16: NM585, NM0585-1. Substitute compatibility should be verified for your specific system.
What is the NSN for NP-623 PC 16?
NP-623 PC 16 is cataloged in the U.S. Government catalog under NSN 4820-01-467-5481. 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.