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18311230 — PISTON,LINEAR ACTUATING CYLINDER

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

18311230: PISTON,LINEAR ACTUATING CYLINDER.

PISTON,LINEAR ACTUATING CYLINDER. Key specifications include height: 6.500 INCHES NOMINAL IN, material: COPPER ALLOY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-222-0330, 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
18311230
NSN: 4820-01-222-0330
FSC: 4820 — Valves, Nonpowered
CAGE: 03847 — WARREN CONTROLS, INC. (USA)
SPECIFICATIONS
height6.500 INCHES NOMINAL IN
materialCOPPER ALLOY
NSN4820-01-222-0330
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 18311230 · 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
•
HEIGHT: 6.500 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
HEIGHT6.500 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
30814260 PIECE 4Reference document
Same NSN cross-reference
Reference document — Secondary reference
30814260Reference 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 18311230?
18311230 is a PISTON,LINEAR ACTUATING CYLINDER.
What parts can replace 18311230?
There are 2 known substitutes for 18311230: 30814260 PIECE 4, 30814260. Substitute compatibility should be verified for your specific system.
What is the NSN for 18311230?
18311230 is cataloged in the U.S. Government catalog under NSN 4820-01-222-0330. 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.