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18440 PC NO.25 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

18440 PC NO.25: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 310 OR STEEL COMP 316 BODY, valve_size: 0.250 INCHES IN, special_features: 316SS MATERIAL, end_item_identification: WATER PURIFICATION UNIT, MODEL LCS1, material_document_and_classification: UNABLE TO DECODE, part_name_assigned_by_controlling_agency: INSTRUMENT TEST VALVE 0.25OD. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-547-9480, 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
18440 PC NO.25
NSN: 4820-01-547-9480
FSC: 4820 — Valves, Nonpowered
CAGE: 62144 — PARKER HANNIFIN CORPORATION DIV VILLAGE MARINE TECH (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 310 OR STEEL COMP 316 BODY
valve_size0.250 INCHES IN
special_features316SS MATERIAL
end_item_identificationWATER PURIFICATION UNIT, MODEL LCS1
material_document_and_classificationUNABLE TO DECODE
part_name_assigned_by_controlling_agencyINSTRUMENT TEST VALVE 0.25OD
NSN4820-01-547-9480
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 18440 PC NO.25 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: UNABLE TO DECODE
•
VALVE SIZE: 0.250 INCHES IN
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 310 OR STEEL COMP 316 BODY
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONUNABLE TO DECODE
VALVE SIZE0.250 INCHES IN
SPECIAL FEATURES316SS MATERIAL
PART NAME ASSIGNED BY CONTROLLING AGENCYINSTRUMENT TEST VALVE 0.25OD
END ITEM IDENTIFICATIONWATER PURIFICATION UNIT, MODEL LCS1
MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 310 OR STEEL COMP 316 BODY
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 18440 PC NO.25?
18440 PC NO.25 is a VALVE,REGULATING,FLUID PRESSURE.
What is the NSN for 18440 PC NO.25?
18440 PC NO.25 is cataloged in the U.S. Government catalog under NSN 4820-01-547-9480. 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.