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18-5-4 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
Siku · MRO · MRO_GENERAL
PRODUCT OVERVIEW

18-5-4: MICROCIRCUIT,DIGITAL.

An impressive set for the construction vehicles range. The towing vehicle is a classic construction site tipper based on a Scania-R driver cabin with 3-axle chassis. With tilting tipper.

The powerful Liebherr PR 764 bulldozer is placed on a 4-axle heavy truck from the Dutch Nooteboom brand. The entire set is mainly of die-cast metal. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-036-1737, 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
MRO→ MRO_GENERAL→ 18-5-4
NSN: 4820-00-036-1737
NIINs: 000361737, 001332095, 001561593, 002407322, 004820997, 004960547, 005404453, 005409143, 005859214, 009012630, 009280859, 009308564, 009465453, 010165973, 010565415, 010970441, 011046342, 011159930, 011188107, 011833013, 012866458, 013005300, 014353502, 014779923, 015140099
FSC: 4820 — Valves, Nonpowered
CAGE: 75954 — KUNKLE INDUSTRIES INC LONERGAN VALVE DIV (USA)
SPECIFICATIONS
overall_height60.000 INCHES NOMINAL IN
voltage_in_volts_and_current_type120.0 AC
part_name_assigned_by_controlling_agencyCONSOLE AIRFLOW LAMINAR
NSN4820-00-036-1737
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 18-5-4 · Siku ⚠ 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
•
FLANGE DIAMETER: 1.945 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
THREAD SERIES DESIGNATOR: NPT
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER1.945 INCHES NOMINAL IN
OVERALL HEIGHT1.370 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.250 INCHES IN
THREAD SERIES DESIGNATORNPT
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
005-500-0006Reference 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 18-5-4?
18-5-4 is a MICROCIRCUIT,DIGITAL manufactured by Siku. It is classified as a MRO (MRO_GENERAL).
What parts can replace 18-5-4?
There is 1 known substitute for 18-5-4: 005-500-0006. Substitute compatibility should be verified for your specific system.
What is the NSN for 18-5-4?
18-5-4 is cataloged in the U.S. Government catalog under NSN 4820-00-036-1737. This indicates validated use in U.S. government and defense supply chains.
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