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PartsTable / COMPONENT / 665-7 PL0310
665-7 PL0310 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The CARTRIDGE,CHECK VALVE is a the manufacturer industrial component. Key specifications include valve_size: 1.500 INCHES IN, operating_pressure: 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS, maximum_operating_temp: 225.0 FAHRENHEIT DEGF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-407-5147, 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
665-7 PL0310
NSN: 4820-01-407-5147
FSC: 4820
CAGE: 99565 — ADMIRAL VALVE LLC DBA CPV MANUFACTURING (USA)
SPECIFICATIONS
valve_size1.500 INCHES IN
operating_pressure6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
maximum_operating_temp225.0 FAHRENHEIT DEGF
NSN4820-01-407-5147
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 665-7 PL0310 · 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
•
OPERATING PRESSURE: 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
•
VALVE SIZE: 1.500 INCHES IN
•
MAXIMUM OPERATING TEMP: 225.0 FAHRENHEIT DEGF
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
VALVE SIZE1.500 INCHES IN
MAXIMUM OPERATING TEMP225.0 FAHRENHEIT DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
4537Interchangeable
interchangeable cross-reference
interchangeable
SDR14Interchangeable
interchangeable cross-reference
interchangeable
6-657Interchangeable
interchangeable cross-reference
interchangeable
SMB619161Interchangeable
interchangeable cross-reference
interchangeable
75A10B8Interchangeable
interchangeable cross-reference
interchangeable
516730Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 665-7 PL0310?
665-7 PL0310 is a CARTRIDGE,CHECK VALVE.
What parts can replace 665-7 PL0310?
There are 16 known substitutes for 665-7 PL0310: 4537, SDR14, 6-657 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 665-7 PL0310?
665-7 PL0310 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-407-5147. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026