PartsTable
Technical Data Sheet
PartsTable / MRO / 55-1155
55-1155 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include body_style: CYLINDRICAL BUSHING MOUNTED, body_length: 1.428 INCHES MINIMUM AND 1.508 INCHES MAXIMUM IN, shaft_style: ROUND, shaft_length: 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN, actuator_type: SINGLE SHAFT, body_diameter: 3.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-577-1863, 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
MRO→ MRO_GENERAL→ 55-1155
NSN: 5905-00-577-1863
FSC: 5905
CAGE: 18065 — SAMARIUS PRECISION INSTRUMENTS, INC. DBA SAMARIUS PRECISION INSTRUMENTS (USA)
SPECIFICATIONS
body_styleCYLINDRICAL BUSHING MOUNTED
body_length1.428 INCHES MINIMUM AND 1.508 INCHES MAXIMUM IN
shaft_styleROUND
shaft_length0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN
actuator_typeSINGLE SHAFT
body_diameter3.000 INCHES NOMINAL IN
shaft_diameter0.373 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
mounting_methodSTANDARD BUSHING
section_quantity1
special_featuresFOR THE MECHANICAL ACTUATION OF THE PYRO-CHEM KITCHEN SUPPRESSORS SYSTEM; DPDT; 2 SWITCH ASSEMBLY
terminal_locationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
reliability_indicatorNOT ESTABLISHED
NSN5905-00-577-1863
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN 55-1155 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION: 300.0 NOMINAL
•
SECTION QUANTITY: 1
•
MOUNTING METHOD: STANDARD BUSHING
•
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG: 320.0 NOMINAL
•
ELECTRICAL RESISTANCE PER SECTION: 5.000 KILOHMS SINGLE SECTION
•
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: 125.0 SINGLE SECTION
•
ACTUATOR TRAVEL CONTROL FEATURE: STOPS
•
TERMINAL LOCATION: RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS (FLIS)
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION300.0 NOMINAL
SECTION QUANTITY1
MOUNTING METHODSTANDARD BUSHING
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG320.0 NOMINAL
ELECTRICAL RESISTANCE PER SECTION5.000 KILOHMS SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER125.0 SINGLE SECTION
ACTUATOR TRAVEL CONTROL FEATURESTOPS
TERMINAL LOCATIONRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
RESISTANCE TOLERANCE PER SECTION IN PERCENT-10.0 TO 10.0 SINGLE SECTION
TERMINAL TYPE AND QUANTITY3 THREADED STUD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
TP156Interchangeable
interchangeable cross-reference
interchangeable
5800062-1200-000Interchangeable
interchangeable cross-reference
interchangeable
8410723Interchangeable
interchangeable cross-reference
interchangeable
8330Interchangeable
interchangeable cross-reference
interchangeable
554-9781-001Interchangeable
interchangeable cross-reference
interchangeable
DA397ARC51XInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55-1155?
55-1155 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 55-1155?
There are 13 known substitutes for 55-1155: TP156, 5800062-1200-000, 8410723 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55-1155?
55-1155 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-577-1863. 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