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Technical Data Sheet
54 ✓ 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,CURRENT REGULATING is a the manufacturer industrial component. Key specifications include phase: THREE, material: STEEL BODY, bulb_type: PLAIN RIGID, lens_type: REFLEX, union_end: NOT INCLUDED, base_style: RECESSED SINGLE CONTACT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-043-0016, 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 54
NSN: 5975-00-043-0016
FSC: 5975
CAGE: 90759 — NI INDUSTRIES INC BOWERS MFG CO DIV (USA)
SPECIFICATIONS
phaseTHREE
materialSTEEL BODY
bulb_typePLAIN RIGID
lens_typeREFLEX
union_endNOT INCLUDED
base_styleRECESSED SINGLE CONTACT
body_stylePCB MOUNT
body_width2.000 INCHES NOMINAL IN
bore_shapeSTRAIGHT
bulb_styleT (TUBULAR)
case_styleSQUARE
drive_typeSERRATED
NSN5975-00-043-0016
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,CURRENT REGULATING TITLE COMPONENT PN 54 MFR RESISTOR,CURRENT REGUL
KEY FEATURES
INSIDE DEPTH: 3.500 INCHES NOMINAL IN
SUPPLEMENTARY FEATURES: END ITEMS AN/TSC-99 BURST COMMUNICATION SYSTEM AND C-135 STRATOLIFTER AIRCRAFT
COVER MOUNTING HOLE QUANTITY: 4
SURFACE TREATMENT: ZINC OVERALL
STYLE DESIGNATOR: RECTANGULAR-SQUARE CORNER BOX
STANDARD WIRING DEVICE QUANTITY: 1
BODY WIDTH: 2.000 INCHES NOMINAL IN
MATERIAL: STEEL BODY
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DEPTH3.500 INCHES NOMINAL IN
SUPPLEMENTARY FEATURESEND ITEMS AN/TSC-99 BURST COMMUNICATION SYSTEM AND C-135 STRATOLIFTER AIRCRAFT
COVER MOUNTING HOLE QUANTITY4
SURFACE TREATMENTZINC OVERALL
STYLE DESIGNATORRECTANGULAR-SQUARE CORNER BOX
STANDARD WIRING DEVICE QUANTITY1
BODY WIDTH2.000 INCHES NOMINAL IN
MATERIALSTEEL BODY
FEATURES PROVIDEDPLASTER EAR BRACKETS
STORAGE FACILITYPREFERRED DOCK LEVEL UNHEATED WAREHOUSE GENERAL PURPOSE OR ALTERNATE GROUND LEVEL UNHEATED WAREHOUSE GENERAL PURPOSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
590Interchangeable
Same NIIN cross-reference
interchangeable
CY1-2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 54?
54 is a RESISTOR,CURRENT REGULATING. It is classified as a MRO (MRO_GENERAL).
What parts can replace 54?
There are 2 known substitutes for 54: 590, CY1-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 54?
54 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-043-0016. This indicates validated use in U.S. government and defense supply chains.
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