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61-1556-1 — CIRCUIT CARD ASSEMBLY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

61-1556-1: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include phase: SINGLE SINGLE VOLTAGE, body_style: ODD/IRREGULAR SHAPED ITEMS, overall_width: 4.185 INCHES NOMINAL IN, overall_height: 0.750 INCHES NOMINAL IN, overall_length: 5.812 INCHES NOMINAL IN, terminal_length: 11.750 INCHES MINIMUM AND 12.250 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4520-00-244-5768, 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
61-1556-1
NSN: 4520-00-244-5768
NIINs: 002445768, 011039927
FSC: 4520 — Space and Water Heating Equipment
CAGE: 11416 — ELMWOOD SENSORS INC TRANSFLEX PRODUCTS DIV (USA)
SPECIFICATIONS
phaseSINGLE SINGLE VOLTAGE
body_styleODD/IRREGULAR SHAPED ITEMS
overall_width4.185 INCHES NOMINAL IN
overall_height0.750 INCHES NOMINAL IN
overall_length5.812 INCHES NOMINAL IN
terminal_length11.750 INCHES MINIMUM AND 12.250 INCHES MAXIMUM IN
element_quantity1
outside_diameter3.180 INCHES NOMINAL IN
terminal_quantity2
element_connection_styleWIRE LEAD
element_radiation_spectrumNONINFRARED
maximum_wattage_rating_in_watts165.0 SINGLE VOLTAGE
NSN4520-00-244-5768
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT CARD ASSEMBLY TITLE COMPONENT PN 61-1556-1 MFR CIRCUIT CARD ASSEMBLY
KEY FEATURES
•
PHASE: SINGLE SINGLE VOLTAGE
•
TERMINAL QUANTITY: 2
•
VOLTAGE IN VOLTS AND CURRENT TYPE: 197.0 AC SINGLE VOLTAGE
•
BODY STYLE: ODD/IRREGULAR SHAPED ITEMS
•
MAXIMUM WATTAGE RATING IN WATTS: 165.0 SINGLE VOLTAGE
•
TERMINAL LENGTH: 11.750 INCHES MINIMUM AND 12.250 INCHES MAXIMUM IN
•
ELEMENT CONNECTION STYLE: WIRE LEAD
•
OUTSIDE DIAMETER: 3.180 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
PHASESINGLE SINGLE VOLTAGE
TERMINAL QUANTITY2
VOLTAGE IN VOLTS AND CURRENT TYPE197.0 AC SINGLE VOLTAGE
BODY STYLEODD/IRREGULAR SHAPED ITEMS
MAXIMUM WATTAGE RATING IN WATTS165.0 SINGLE VOLTAGE
TERMINAL LENGTH11.750 INCHES MINIMUM AND 12.250 INCHES MAXIMUM IN
ELEMENT CONNECTION STYLEWIRE LEAD
OUTSIDE DIAMETER3.180 INCHES NOMINAL IN
ELEMENT RADIATION SPECTRUMNONINFRARED
ELEMENT QUANTITY1
SUBSTITUTES & CROSS-REFERENCES 1
972087-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 61-1556-1?
61-1556-1 is a CIRCUIT CARD ASSEMBLY.
What parts can replace 61-1556-1?
There is 1 known substitute for 61-1556-1: 972087-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 61-1556-1?
61-1556-1 is cataloged in the U.S. Government catalog under NSN 4520-00-244-5768. 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.