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371-59A — 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 SEAT WRENCH,VALVE is a the manufacturer industrial component. Key specifications include material: RUBBER, material_document_and_classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-231-9504, 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
371-59A
NSN: 4820-01-231-9504
FSC: 4820
CAGE: 14561 — MAGNATROL VALVE CORP DIV CLARK-COOPER (USA)
SPECIFICATIONS
materialRUBBER
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-231-9504
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 371-59A · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
371.ODInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
371-26AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
371.26InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
371.10AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
371.49A-02InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
TV5600InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 371-59A?
371-59A is a SEAT WRENCH,VALVE.
What parts can replace 371-59A?
There are 9 known substitutes for 371-59A: 371.OD, 371-26A, 371.26 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 371-59A?
371-59A is cataloged in the Federal Logistics Information System under NSN 4820-01-231-9504. 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