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Technical Data Sheet
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21154-3 — Technical Data Sheet

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— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The MICROCIRCUIT ASSEMBLY is a the manufacturer industrial component. Key specifications include slide_material: STEEL, sleeve_material: STEEL, special_features: NITSTEEL MIL-S-6709, features_provided: PROGRAMMED, end_item_identification: CV-4299/SYS-2, valve_design_control_activity: 78062. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 6625-00-771-5650, 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→ 21154-3
NSN: 6625-00-771-5650
FSC: 6625
CAGE: 92755 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
slide_materialSTEEL
sleeve_materialSTEEL
special_featuresNITSTEEL MIL-S-6709
features_providedPROGRAMMED
end_item_identificationCV-4299/SYS-2
valve_design_control_activity78062
NSN6625-00-771-5650
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT ASSEMBLY TITLE COMPONENT PN 21154-3 MFR MICROCIRCUIT ASSEMBLY
KEY FEATURES
•
SCALE SELECTION METHOD: TERMINAL
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
INSTALLATION DESIGN: PANEL
•
METER DEPTH BEHIND MOUNTING FLANGE: 0.830 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECTANGULAR FLUSH MTG
•
SCALE DIVISION QUANTITY: 5 SINGLE INDICATOR SINGLE RANGE
•
COLOR: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
OVERALL LENGTH0.980 INCHES NOMINAL IN
SCALE SELECTION METHODTERMINAL
RELIABILITY INDICATORNOT ESTABLISHED
INSTALLATION DESIGNPANEL
METER DEPTH BEHIND MOUNTING FLANGE0.830 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR FLUSH MTG
SCALE DIVISION QUANTITY5 SINGLE INDICATOR SINGLE RANGE
COLORUNABLE TO DECODE
NUCLEAR HARDNESS CRITICAL FEATURENONHARDENED
CIRCUIT CONSTRUCTION TYPENONELECTRONIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
1359-536817MInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
21837-FIND NO-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
21828 FIND 2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
21828 FIND 3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AMPAL22V10APCInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
ROM/PROMInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other
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FREQUENTLY ASKED QUESTIONS
What is 21154-3?
21154-3 is a MICROCIRCUIT ASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21154-3?
There are 9 known substitutes for 21154-3: 1359-536817M, 21837-FIND NO-3, 21828 FIND 2 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21154-3?
21154-3 is cataloged in the Federal Logistics Information System under NSN 6625-00-771-5650. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026