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90393-1 — MICROCIRCUIT,MEMORY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

90393-1: MICROCIRCUIT,MEMORY.

The MICROCIRCUIT,MEMORY is a the manufacturer memory module engineered for enterprise server and workstation platforms requiring validated, high-reliability memory. Key specifications include overall_length: 2.2500 INCHES NOMINAL IN, special_features: FORMER ITEM NAME: MICROCIRCUIT(1),LIN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 1.7500 INCHES NOMINAL IN, body_outside_diameter: 2.0000 INCHES NOMINAL IN, end_item_identification: GROUND SUPPORT EQUIPMENT AV-8 AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-242-3204, 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
90393-1
NSN: 4820-01-242-3204
NIINs: 012423204, 013360216, 015625341
FSC: 4820 — Valves, Nonpowered
CAGE: 28968 — CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK (USA)
SPECIFICATIONS
overall_length2.2500 INCHES NOMINAL IN
special_featuresFORMER ITEM NAME: MICROCIRCUIT(1),LIN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter1.7500 INCHES NOMINAL IN
body_outside_diameter2.0000 INCHES NOMINAL IN
end_item_identificationGROUND SUPPORT EQUIPMENT AV-8 AIRCRAFT
part_name_assigned_by_controlling_agencyMICROCIRCUIT,DIGITAL,CMOS,UV ERASABLE,PROGRAMMED LOGIC DEVICE
NSN4820-01-242-3204
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 90393-1 · 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
TYPICAL APPLICATIONS
  • Server memory expansion for virtualization workloads
  • Database performance optimization (in-memory computing)
  • VDI and remote desktop session hosting
  • High-performance computing (HPC) clusters
  • Mail server and collaboration platform scaling
  • Application server tier expansion
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90393-1?
90393-1 is a MICROCIRCUIT,MEMORY.
What is the NSN for 90393-1?
90393-1 is cataloged in the U.S. Government catalog under NSN 4820-01-242-3204. 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.