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Technical Data Sheet
RN55D4021F ✓ 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

The RESISTOR,FIXED,FILM is a the manufacturer industrial component. Key specifications include body_length: 0.250 INCHES NOMINAL IN, body_diameter: 0.109 INCHES NOMINAL IN, terminal_type: WIRE LEAD, inclosure_type: ENCAPSULATED, terminal_length: 1.000 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN, style_designator: AXIAL TERMINAL EACH END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-432-0416, 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 RN55D4021F
NSN: 5905-00-432-0416
FSC: 5905
CAGE: 13859 — KING NUTRONICS CORPORATION DBA KING NUTRONICS (USA)
SPECIFICATIONS
body_length0.250 INCHES NOMINAL IN
body_diameter0.109 INCHES NOMINAL IN
terminal_typeWIRE LEAD
inclosure_typeENCAPSULATED
terminal_length1.000 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
style_designatorAXIAL TERMINAL EACH END
electrical_resistance4.020 KILOHMS
reliability_indicatorNOT ESTABLISHED
unpackaged_unit_weight0.35 GRAMS G
specification/standard_data81349-MIL-R-10509/7 GOVERNMENT SPECIFICATION
resistance_tolerance_in_percent-1.000 TO 1.000
ambient_temp_at_full_rated_power70.0 CELSIUS DEGC
NSN5905-00-432-0416
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,FIXED,FILM TITLE COMPONENT PN RN55D4021F MFR RESISTOR,FIXED,FILM
KEY FEATURES
STYLE DESIGNATOR: AXIAL TERMINAL EACH END
SPECIFICATION/STANDARD DATA: 81349-MIL-R-55182/1 GOVERNMENT SPECIFICATION
UNPACKAGED UNIT WEIGHT: 0.35 GRAMS G
TEST DATA DOCUMENT: 81349-MIL-R-55182 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.).
TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS: -55.0 TO 175.0
RESISTANCE TOLERANCE IN PERCENT: -1.000 TO 1.000
AMBIENT TEMP AT FULL RATED POWER: 125.0 CELSIUS DEGC
BODY DIAMETER: 0.078 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORAXIAL TERMINAL EACH END
SPECIFICATION/STANDARD DATA81349-MIL-R-55182/1 GOVERNMENT SPECIFICATION
UNPACKAGED UNIT WEIGHT0.35 GRAMS G
TEST DATA DOCUMENT81349-MIL-R-55182 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.).
TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS-55.0 TO 175.0
RESISTANCE TOLERANCE IN PERCENT-1.000 TO 1.000
AMBIENT TEMP AT FULL RATED POWER125.0 CELSIUS DEGC
BODY DIAMETER0.078 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
INCLOSURE TYPEENCAPSULATED
MIL-STD-1276 WIRE LEAD TYPE DESIGNATORC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
4171408-555Interchangeable
interchangeable cross-reference
interchangeable
MILR10509-7Interchangeable
interchangeable cross-reference
interchangeable
RN55D4021FInterchangeable
interchangeable cross-reference
interchangeable
1001580Interchangeable
interchangeable cross-reference
interchangeable
5EX191Interchangeable
interchangeable cross-reference
interchangeable
RNC55K4021FMInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RN55D4021F?
RN55D4021F is a RESISTOR,FIXED,FILM. It is classified as a MRO (MRO_GENERAL).
What parts can replace RN55D4021F?
There are 18 known substitutes for RN55D4021F: 4171408-555, MILR10509-7, RN55D4021F and 15 more. Substitute compatibility should be verified for your specific system.
Is RN55D4021F still available?
RN55D4021F is currently cancelled.
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