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Technical Data Sheet
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426306 — 426306

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

426306: 426306.

The 426306 is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 4.375 INCHES NOMINAL IN, largest_outside_diameter: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-336-5986, 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
426306
NSN: 4820-00-336-5986
NIINs: 003365986, 004524355
FSC: 4820 — Valves, Nonpowered
CAGE: 07524 — DOVER PUMPS & PROCESS SOLUTIONS SEGMENT INC DBA BLACKMER DIV BLACKMER (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length4.375 INCHES NOMINAL IN
largest_outside_diameter0.500 INCHES NOMINAL IN
NSN4820-00-336-5986
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 426306 · 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
•
LARGEST OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
LARGEST OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
OVERALL LENGTH4.375 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 10
A0G1S5501-75ALT1PC45Reference document
Same NSN cross-reference
Reference document — Secondary reference
AM371S5501-287240PC45Reference document
Same NSN cross-reference
Reference document — Secondary reference
S4700H3155833REVAPC45Reference document
Same NSN cross-reference
Reference document — Secondary reference
S4700H3155160REVBPC45Reference document
Same NSN cross-reference
Reference document — Secondary reference
E2327PC45Reference document
Same NSN cross-reference
Reference document — Secondary reference
E1705PC45Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 426306?
426306 is a 426306.
What parts can replace 426306?
There are 10 known substitutes for 426306: A0G1S5501-75ALT1PC45, AM371S5501-287240PC45, S4700H3155833REVAPC45 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 426306?
426306 is cataloged in the U.S. Government catalog under NSN 4820-00-336-5986. 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.