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1531X4 KYNAR — Technical Data Sheet

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— · 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 VALVE,CHECK is a the manufacturer industrial component. Key specifications include mounting_position: HORIZONTAL OR VERTICAL, valve_operation_method: AUTOMATIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-410-8040, 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
1531X4 KYNAR
NSN: 4820-01-410-8040
FSC: 4820
CAGE: 45X75 — DANFOSS POWER SOLUTIONS II, LLC (USA)
SPECIFICATIONS
mounting_positionHORIZONTAL OR VERTICAL
valve_operation_methodAUTOMATIC
NSN4820-01-410-8040
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1531X4 KYNAR · 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
•
VALVE OPERATION METHOD: AUTOMATIC
•
MOUNTING POSITION: HORIZONTAL OR VERTICAL
TECHNICAL CHARACTERISTICS
VALVE OPERATION METHODAUTOMATIC
MOUNTING POSITIONHORIZONTAL OR VERTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
5100-822-307InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
110-020-001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5100-822-307REDInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7388813InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
804783InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7332-0502InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1531X4 KYNAR?
1531X4 KYNAR is a VALVE,CHECK.
What parts can replace 1531X4 KYNAR?
There are 20 known substitutes for 1531X4 KYNAR: 5100-822-307, 110-020-001, 5100-822-307RED and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1531X4 KYNAR?
1531X4 KYNAR is cataloged in the Federal Logistics Information System under NSN 4820-01-410-8040. 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: October 2026