The 4K90027-111A is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6605-01-077-3426, 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.
FUNCTIONAL DESCRIPTION: PERFORMS THE TASK OF SELECTIVELY INTERCONNECTING THE VARIOUS ELECTRONIC NAVIGATION SYSTEMS ABOARD THE AIRCRAFT; CONTAINS 2 INFORMATION LIGHTS, VERNAV AND FAULT, AND 9 PUSHBUTTONS HAVING THE FOLLOWING DESIGNATIONS: PRI COMPT, AUX COMPT, RADAR, VOR/OLS; ILS; TACAN; NAV AIDS OFF; HDG AND FLT DIR TEST
TECHNICAL CHARACTERISTICS
REFERENCE DATA AND LITERATURE
T.O. 5N25-3-3
SPECIAL FEATURES
PANEL LIGHTING POWER 3.5 VA, INSTRUMENT SOURCE POWER 28 VDC; WIDTH 8 INCHES, HEIGHT 3.250 INCHES, DEPTH 5.250 INCHES; WEIGHT 5 LBS; 3 CONNECTORS VDC
FUNCTIONAL DESCRIPTION
PERFORMS THE TASK OF SELECTIVELY INTERCONNECTING THE VARIOUS ELECTRONIC NAVIGATION SYSTEMS ABOARD THE AIRCRAFT; CONTAINS 2 INFORMATION LIGHTS, VERNAV AND FAULT, AND 9 PUSHBUTTONS HAVING THE FOLLOWING DESIGNATIONS: PRI COMPT, AUX COMPT, RADAR, VOR/OLS; ILS; TACAN; NAV AIDS OFF; HDG AND FLT DIR TEST
PART NAME ASSIGNED BY CONTROLLING AGENCY
NAVIGATION SELECTOR PANEL
END ITEM IDENTIFICATION
C-5A AIRCRAFT A
OTHER ITEMS IN FSC 6605 — Navigational Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 4K90027-111A?
4K90027-111A is a 4K90027-111A.
What parts can replace 4K90027-111A?
There is 1 known substitute for 4K90027-111A: 591-3-000. Substitute compatibility should be verified for your specific system.
What is the NSN for 4K90027-111A?
4K90027-111A is cataloged in the U.S. Government catalog under NSN 6605-01-077-3426. This indicates validated use in U.S. government and defense supply chains.
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