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Technical Data Sheet
43-020-503 ✓ Verified by PartsTable
· COMPONENT
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 TERMINAL BOARD is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 670 TERMINALS, body_style: BARRIER TYPE, base_thickness: 0.375 INCHES IN, terminal_design: NONFEEDTHRU, board_construction: HOLLOW CONSTRUCTION WITHOUT INSULATED STRIP, board_overall_width: 1.812 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-00-500-5378, 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
43-020-503
NSN: 5940-00-500-5378
FSC: 5940
CAGE: 38450 — ENGINEERED COIL COMPANY DBA ENGINEERED COIL CO DIV DRS MARLO COIL (USA)
SPECIFICATIONS
materialCOPPER ALLOY 670 TERMINALS
body_styleBARRIER TYPE
base_thickness0.375 INCHES IN
terminal_designNONFEEDTHRU
board_constructionHOLLOW CONSTRUCTION WITHOUT INSULATED STRIP
board_overall_width1.812 INCHES IN
mounting_slot_width0.198 INCHES IN
board_overall_height0.844 INCHES IN
board_overall_length3.375 INCHES IN
terminal_row_quantity2
current_rating_in_amps40.0
nonfeedthru_terminal_type599 SINGLE
NSN5940-00-500-5378
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TERMINAL BOARD TITLE COMPONENT PN 43-020-503 MFR TERMINAL BOARD
KEY FEATURES
MOUNTING SLOT WIDTH: 0.198 INCHES IN
BOARD HEIGHT EXCLUDING TERMINALS: 0.781 INCHES IN
BOARD OVERALL WIDTH: 1.812 INCHES IN
MATERIAL: PLASTIC POLYESTER AND GLASS FIBER BOARD
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B728,CLASS B FED SPEC SINGLE MATERIAL RESPONSE TERMINALS
DISTANCE FROM LEFT EDGE OF TERMINAL BOARD TO CENTER OF FIRST MOUNTING FACILITY: 0.250 INCHES IN
DISTANCE FROM BOTTOM EDGE OF TERMINAL BOARD TO CENTER OF MOUNTING HOLE: 0.906 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING SLOT WIDTH0.198 INCHES IN
BOARD HEIGHT EXCLUDING TERMINALS0.781 INCHES IN
BOARD OVERALL WIDTH1.812 INCHES IN
MATERIALPLASTIC POLYESTER AND GLASS FIBER BOARD
MATERIALCOPPER ALLOY 670 TERMINALS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B728,CLASS B FED SPEC SINGLE MATERIAL RESPONSE TERMINALS
DISTANCE FROM LEFT EDGE OF TERMINAL BOARD TO CENTER OF FIRST MOUNTING FACILITY0.250 INCHES IN
DISTANCE FROM BOTTOM EDGE OF TERMINAL BOARD TO CENTER OF MOUNTING HOLE0.906 INCHES IN
BASE THICKNESS0.375 INCHES IN
NONFEEDTHRU TERMINAL TYPE599 SINGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
9S4303ALT16PC26Interchangeable
interchangeable cross-reference
interchangeable
425-6903151 FIND AY-1-52Interchangeable
interchangeable cross-reference
interchangeable
4TB20Interchangeable
interchangeable cross-reference
interchangeable
4TB8FInterchangeable
Same NIIN cross-reference
interchangeable
303-6078896 REVInterchangeable
Same NIIN cross-reference
interchangeable
9000S6505-73214PC28Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 43-020-503?
43-020-503 is a TERMINAL BOARD.
What parts can replace 43-020-503?
There are 12 known substitutes for 43-020-503: 9S4303ALT16PC26, 425-6903151 FIND AY-1-52, 4TB20 and 9 more. Substitute compatibility should be verified for your specific system.
Is 43-020-503 still available?
43-020-503 is currently cancelled.
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