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1663-D PC 18 — VALVE,FLOW CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1663-D PC 18: VALVE,FLOW CONTROL.

The VALVE,FLOW CONTROL is a the manufacturer industrial component. Key specifications include special_features: NEXT HIGHER ASSY VALVE TEMP RELESE, end_item_identification: W/S CODE NIMITZ CLASS CVN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-462-9200, 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
1663-D PC 18
NSN: 4820-01-462-9200
FSC: 4820 — Valves, Nonpowered
CAGE: 75545 — LAWLER MANUFACTURING COMPANY, INC. (USA)
SPECIFICATIONS
special_featuresNEXT HIGHER ASSY VALVE TEMP RELESE
end_item_identificationW/S CODE NIMITZ CLASS CVN
NSN4820-01-462-9200
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1663-D PC 18 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNEXT HIGHER ASSY VALVE TEMP RELESE
END ITEM IDENTIFICATIONW/S CODE NIMITZ CLASS CVN
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
1300Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 1663-D PC 18?
1663-D PC 18 is a VALVE,FLOW CONTROL.
What parts can replace 1663-D PC 18?
There is 1 known substitute for 1663-D PC 18: 1300. Substitute compatibility should be verified for your specific system.
What is the NSN for 1663-D PC 18?
1663-D PC 18 is cataloged in the U.S. Government catalog under NSN 4820-01-462-9200. 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.