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NC301663 — BALL,VALVE,PORTED

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

NC301663: BALL,VALVE,PORTED.

The BALL,VALVE,PORTED is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, port_diameter: 0.438 INCHES NOMINAL IN, port_configuration: STRAIGHT, spherical_diameter: 0.799 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-233-4881, 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
NC301663
NSN: 4820-01-233-4881
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY
port_diameter0.438 INCHES NOMINAL IN
port_quantity2
port_configurationSTRAIGHT
spherical_diameter0.799 INCHES NOMINAL IN
stem_accommodation_quantity1
NSN4820-01-233-4881
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: NC301663 · 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
•
PORT DIAMETER: 0.438 INCHES NOMINAL IN
•
SPHERICAL DIAMETER: 0.799 INCHES NOMINAL IN
•
PORT CONFIGURATION: STRAIGHT
•
STEM ACCOMMODATION QUANTITY: 1
•
PORT QUANTITY: 2
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
PORT DIAMETER0.438 INCHES NOMINAL IN
SPHERICAL DIAMETER0.799 INCHES NOMINAL IN
PORT CONFIGURATIONSTRAIGHT
STEM ACCOMMODATION QUANTITY1
PORT QUANTITY2
MATERIALNICKEL ALLOY
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 1
298-00-204 PIECE 15-1-4INReference 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 NC301663?
NC301663 is a BALL,VALVE,PORTED.
What parts can replace NC301663?
There is 1 known substitute for NC301663: 298-00-204 PIECE 15-1-4IN. Substitute compatibility should be verified for your specific system.
What is the NSN for NC301663?
NC301663 is cataloged in the U.S. Government catalog under NSN 4820-01-233-4881. 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.