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PartsTable / COMPONENT / M5757/1-027
M5757/1-027 ✓ 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 M5757/1-027 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-01-159-4902, 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
M5757/1-027
NSN: 5945-01-159-4902
FSC: 5945
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM5757/1-027
NSN5945-01-159-4902
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available M5757/1-027 TITLE COMPONENT PN M5757/1-027 MFR M5757/1-027
KEY FEATURES
•
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
•
DUTY TYPE: CONTINUOUS
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
WINDING DC RESISTANCE RATING: 180.0 OHMS NOMINAL SINGLE WINDING
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
NONPILE-UP MAIN CONTACT ARRANGEMENT: 6 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH1.320 INCHES MAXIMUM IN
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
DUTY TYPECONTINUOUS
UNTHREADED MOUNTING HOLE DIAMETER0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
WINDING DC RESISTANCE RATING180.0 OHMS NOMINAL SINGLE WINDING
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
OVERALL HEIGHT1.940 INCHES MAXIMUM IN
NONPILE-UP MAIN CONTACT ARRANGEMENT6 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
TEST DATA DOCUMENT81349-MIL-R-5757 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE2.0 AMPERES DC RESISTIVE LOAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
SK-6Interchangeable
interchangeable cross-reference
interchangeable
159153Interchangeable
interchangeable cross-reference
interchangeable
R-161-FInterchangeable
interchangeable cross-reference
interchangeable
32.798 FINE (SPECIAL)Interchangeable
interchangeable cross-reference
interchangeable
TCR-405-FInterchangeable
interchangeable cross-reference
interchangeable
MIL-R-5757/1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M5757/1-027?
M5757/1-027 is a M5757/1-027.
What parts can replace M5757/1-027?
There are 28 known substitutes for M5757/1-027: SK-6, 159153, R-161-F and 25 more. Substitute compatibility should be verified for your specific system.
Is M5757/1-027 still available?
M5757/1-027 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026