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25366A — PARTS KIT,PILOT CONTROL VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

25366A: PARTS KIT,PILOT CONTROL VALVE.

The PARTS KIT,PILOT CONTROL VALVE is a the manufacturer industrial component. Key specifications include filter: NOT INCLUDED, material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE, body_style: STRAIGHT THRU, end_item_name: VALVE, end_item_source: 32869, regulation_type: MANUAL SINGLE STAGE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-421-1644, 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
25366A
NSN: 4820-01-421-1644
NIINs: 014211644, 014216828
FSC: 4820 — Valves, Nonpowered
CAGE: 32869 — O. C. KECKLEY COMPANY (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
body_styleSTRAIGHT THRU
end_item_nameVALVE
end_item_source32869
regulation_typeMANUAL SINGLE STAGE
component_quantity4
flow_control_deviceDISK
valve_loading_methodSPRING
face_to_face_distance6.688 INCHES NOMINAL IN
manual_control_methodWHEEL
end_connection_quantity2
NSN4820-01-421-1644
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 25366A · 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
•
COMPONENT QUANTITY: 4
•
END ITEM SOURCE: 32869
•
END ITEM NAME: VALVE
•
NONSUPPLY ITEMS AND QUANTITIES: PILOT VALVE CAP 1; PILOT VALVE SPRING 1; PILOT VALVE VALVE 1; PILOT VALVE CAGE 1
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY4
END ITEM SOURCE32869
END ITEM NAMEVALVE
NONSUPPLY ITEMS AND QUANTITIESPILOT VALVE CAP 1; PILOT VALVE SPRING 1; PILOT VALVE VALVE 1; PILOT VALVE CAGE 1
END ITEM IDENTIFICATIONWEAPONS SYSTEM TH, STRATEGIC SEALIFT CONVERSION SHIPS CLASS
SUBSTITUTES & CROSS-REFERENCES 2
25366A PIECE 13 TO 16Reference document
Same NSN cross-reference
Reference document — Secondary reference
25366A PIECE 12Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 25366A?
25366A is a PARTS KIT,PILOT CONTROL VALVE.
What parts can replace 25366A?
There are 2 known substitutes for 25366A: 25366A PIECE 13 TO 16, 25366A PIECE 12. Substitute compatibility should be verified for your specific system.
What is the NSN for 25366A?
25366A is cataloged in the U.S. Government catalog under NSN 4820-01-421-1644. 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.