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PLC-11440 — CARTRIDGE,CHECK VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

PLC-11440: CARTRIDGE,CHECK VALVE.

The CARTRIDGE,CHECK VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 BODY, nut_style: HEXAGON, nut_height: 1.000 INCHES NOMINAL IN, valve_size: 2.000 INCHES IN, taper_length: 0.250 INCHES NOMINAL IN, thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-411-5544, 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
PLC-11440
NSN: 4820-01-411-5544
NIINs: 014115544, 014196317, 014212596, 014216345, 014216346, 014216350, 014216833, 014225734, 014227256, 014229570, 014229581, 014229586, 014231958, 014231959, 015187083, 017296518, 017333056, 017356202
FSC: 4820 — Valves, Nonpowered
CAGE: 99565 — ADMIRAL VALVE LLC DBA CPV MANUFACTURING (USA)
SPECIFICATIONS
materialSTEEL COMP 303 BODY
nut_styleHEXAGON
nut_height1.000 INCHES NOMINAL IN
valve_size2.000 INCHES IN
taper_length0.250 INCHES NOMINAL IN
thread_class3B
bore_diameter0.2500 INCHES NOMINAL IN
thread_seriesUN
overall_length1.687 INCHES NOMINAL IN
shoulder_width0.560 INCHES NOMINAL IN
connection_typeTHREADED INTERNAL TUBE SECOND END
connection_stylePLAIN (TUBE) FIRST END
NSN4820-01-411-5544
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: PLC-11440 · 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
•
STYLE DESIGNATOR: PLAIN, SHOULDERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CLASS 321, COND A FED SPEC 1ST MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 1.203 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 321
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORPLAIN, SHOULDERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 321, COND A FED SPEC 1ST MATERIAL RESPONSE
OVERALL LENGTH1.687 INCHES NOMINAL IN
OUTSIDE DIAMETER1.203 INCHES NOMINAL IN
SPECIAL FEATURESVALVE SIZE 0.750IN. IN
MATERIALSTEEL COMP 321
SUBSTITUTES & CROSS-REFERENCES 1
PLC-11440-12ITEM4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 PLC-11440?
PLC-11440 is a CARTRIDGE,CHECK VALVE.
What parts can replace PLC-11440?
There is 1 known substitute for PLC-11440: PLC-11440-12ITEM4. Substitute compatibility should be verified for your specific system.
What is the NSN for PLC-11440?
PLC-11440 is cataloged in the U.S. Government catalog under NSN 4820-01-411-5544. 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.