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301826 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

301826: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include style_designator: STRAIGHT THRU, valve_operation_method: AUTOMATIC. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-353-1676, 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
301826
NSN: 4820-00-353-1676
NIINs: 003531676, 011951874
FSC: 4820 — Valves, Nonpowered
CAGE: 21119 — EVINRUDE MOTORS PRODUCT GROUP OF OUTBOARD MARINE CORP (USA)
SPECIFICATIONS
style_designatorSTRAIGHT THRU
valve_operation_methodAUTOMATIC
NSN4820-00-353-1676
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 301826 · 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
•
INSIDE DEPTH: 0.250 INCHES NOMINAL IN
•
TIP DIAMETER: 0.216 INCHES NOMINAL IN
•
SEAT ANGLE: 30.0 DEGREES NOMINAL
•
INSIDE DIAMETER: 0.282 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.500 INCHES NOMINAL IN
INSIDE DEPTH0.250 INCHES NOMINAL IN
TIP DIAMETER0.216 INCHES NOMINAL IN
SEAT ANGLE30.0 DEGREES NOMINAL
INSIDE DIAMETER0.282 INCHES NOMINAL IN
SPECIAL FEATURES0.343 IN. SQUARE UPPER PORTION OF DISK BODY IN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
0301826Reference 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 301826?
301826 is a VALVE,CHECK.
What parts can replace 301826?
There is 1 known substitute for 301826: 0301826. Substitute compatibility should be verified for your specific system.
What is the NSN for 301826?
301826 is cataloged in the U.S. Government catalog under NSN 4820-00-353-1676. 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.