PartsTable
Technical Data Sheet
PartsTable / COMPONENT / BTC-13977
BTC-13977 ✓ 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 RESISTOR,FIXED,COMPOSITION is a the manufacturer industrial component. Key specifications include body_width: 2.390 INCHES MINIMUM AND 2.422 INCHES MAXIMUM IN, body_height: 3.813 INCHES MAXIMUM IN, body_length: 2.765 INCHES MINIMUM AND 2.797 INCHES MAXIMUM IN, inclosure_type: HERMETICALLY SEALED, overall_height: 4.314 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S) SINGLE GROUP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-817-8785, 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
BTC-13977
NSN: 5950-00-817-8785
FSC: 5950
CAGE: 54991 — ASCHBACHER & ASSOCIATES INC (USA)
SPECIFICATIONS
body_width2.390 INCHES MINIMUM AND 2.422 INCHES MAXIMUM IN
body_height3.813 INCHES MAXIMUM IN
body_length2.765 INCHES MINIMUM AND 2.797 INCHES MAXIMUM IN
inclosure_typeHERMETICALLY SEALED
overall_height4.314 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.138 INCHES SINGLE GROUP IN
winding_power_rating120.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE SECONDARY
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp105.0 CELSIUS DEGC
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
NSN5950-00-817-8785
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,FIXED,COMPOSITION TITLE COMPONENT PN BTC-13977 MFR RESISTOR,FIXED,COMPOSI
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
WINDING OPERATING CURRENT: 1.0 AMPERES AC NOMINAL SINGLE COMPONENT SINGLE SECONDARY
•
TERMINAL TYPE AND QUANTITY: 6 WIRE HOOK
•
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
•
WINDING OPERATING VOLTAGE: 5.00 AC VOLTS NOMINAL AND 37.00 AC VOLTS NOMINAL AND 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
•
BODY HEIGHT: 3.813 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
WINDING OPERATING CURRENT1.0 AMPERES AC NOMINAL SINGLE COMPONENT SINGLE SECONDARY
TERMINAL TYPE AND QUANTITY6 WIRE HOOK
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
WINDING OPERATING VOLTAGE5.00 AC VOLTS NOMINAL AND 37.00 AC VOLTS NOMINAL AND 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
BODY HEIGHT3.813 INCHES MAXIMUM IN
WINDING OPERATING VOLTAGE240.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
1820811-57Interchangeable
interchangeable cross-reference
interchangeable
102-0221Interchangeable
interchangeable cross-reference
interchangeable
26316001-05Interchangeable
interchangeable cross-reference
interchangeable
85-33Interchangeable
interchangeable cross-reference
interchangeable
A85-33Interchangeable
interchangeable cross-reference
interchangeable
1922398Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BTC-13977?
BTC-13977 is a RESISTOR,FIXED,COMPOSITION.
What parts can replace BTC-13977?
There are 15 known substitutes for BTC-13977: 1820811-57, 102-0221, 26316001-05 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BTC-13977?
BTC-13977 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-817-8785. 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: July 2026