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18431 — Technical Data Sheet

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Clementoni · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include end_item_identification: 454/502 MAG MPI ENGINE GENERATION VI, part_name_assigned_by_controlling_agency: PAD. This part is cataloged in the Federal Logistics Information System under NSN 4820-00-142-3036, 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
18431
NSN: 4820-00-142-3036
FSC: 4820
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
end_item_identification454/502 MAG MPI ENGINE GENERATION VI
part_name_assigned_by_controlling_agencyPAD
NSN4820-00-142-3036
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 18431 · Clementoni ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 45
2420-1400G5InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
101902InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
128SCAV346-11InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10599InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
PA6243InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
167251-6InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18431?
18431 is a FILTER,RADIO FREQUENCY INTERFERE manufactured by Clementoni.
What parts can replace 18431?
There are 45 known substitutes for 18431: 2420-1400G5, 101902, 128SCAV346-11 and 42 more. Substitute compatibility should be verified for your specific system.
Is 18431 still available?
18431 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026