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259404 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

259404: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: STRAIGHT SPLINE BOTH ENDS, teeth_type: SPIRAL, teeth_quantity: 13, spline_quantity: 6 BOTH ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-441-9365, 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
259404
NSN: 4820-01-441-9365
FSC: 4820 — Valves, Nonpowered
CAGE: 61423 — KIDDE TECHNOLOGIES, INC DIV KIDDE AEROSPACE AND DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_stylePLAIN, SOLID
bore_styleSTRAIGHT SPLINE BOTH ENDS
teeth_typeSPIRAL
teeth_quantity13
spline_quantity6 BOTH ENDS
style_designatorPERIPHERAL FACE, BACK HUB PROTRUDING
face_nominal_width0.750 INCHES IN
hub_nominal_diameter1.625 INCHES FIRST END IN
hub_style_designatorPLAIN SECOND END
bore_nominal_diameter1.5939 INCHES BOTH ENDS IN
nominal_overall_length1.016 INCHES IN
NSN4820-01-441-9365
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 259404 · 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
SUBSTITUTES & CROSS-REFERENCES 1
325442Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 259404?
259404 is a VALVE,CHECK.
What parts can replace 259404?
There is 1 known substitute for 259404: 325442. Substitute compatibility should be verified for your specific system.
What is the NSN for 259404?
259404 is cataloged in the U.S. Government catalog under NSN 4820-01-441-9365. This indicates validated use in U.S. government and defense supply chains.
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