PartsTable
Technical Data Sheet
PartsTable / MRO / 57-449
57-449 ✓ 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,FIXED,WIRE WOUND,NONIND. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, body_width: 9.125 INCHES NOMINAL IN, body_length: 17.000 INCHES NOMINAL IN, terminal_type: TAB W/SCREW, inclosure_type: UNINCLOSED, slide_material: STEEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-201-3670, 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→ 57-449
NSN: 5905-00-201-3670
FSC: 5905
CAGE: 27192 — DRS NAVAL POWER SYSTEMS INC DBA DRS POWER & CONTROL TECHNOLOGIES INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
body_width9.125 INCHES NOMINAL IN
body_length17.000 INCHES NOMINAL IN
terminal_typeTAB W/SCREW
inclosure_typeUNINCLOSED
slide_materialSTEEL
sleeve_materialSTEEL
terminal_length2.250 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGE, INTERNAL FLANGE ONE END
surface_treatmentANODIZE OVERALL
fixed_tap_quantity2
electrical_resistance0.520 OHMS
NSN5905-00-201-3670
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,FIXED,WIRE WOUND,NONIND TITLE COMPONENT PN 57-449 MFR RESISTOR,FIXED,WIRE WO
KEY FEATURES
•
STYLE DESIGNATOR: TERMINALS EACH END
•
TERMINAL TYPE: TAB W/SCREW
•
FIXED TAP TERMINAL TYPE: TAB W/SCREW
•
BODY LENGTH: 17.000 INCHES NOMINAL IN
•
SECTION NOMINAL RESISTANCE: 0.260 OHMS THIRD SECTION
•
FIXED TAP QUANTITY: 2
•
ELECTRICAL RESISTANCE: 0.520 OHMS
•
INCLOSURE TYPE: UNINCLOSED
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORTERMINALS EACH END
TERMINAL TYPETAB W/SCREW
FIXED TAP TERMINAL TYPETAB W/SCREW
BODY LENGTH17.000 INCHES NOMINAL IN
SECTION NOMINAL RESISTANCE0.260 OHMS THIRD SECTION
FIXED TAP QUANTITY2
ELECTRICAL RESISTANCE0.520 OHMS
INCLOSURE TYPEUNINCLOSED
AMBIENT TEMP IN DEG CELSIUS AT ZERO PERCENT RATED POWER400.0
BODY WIDTH9.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
57449Interchangeable
interchangeable cross-reference
interchangeable
5041-373Interchangeable
interchangeable cross-reference
interchangeable
6445-01Interchangeable
interchangeable cross-reference
interchangeable
5900 ITEM 10Interchangeable
interchangeable cross-reference
interchangeable
57449-00Interchangeable
interchangeable cross-reference
interchangeable
58202Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 57-449?
57-449 is a RESISTOR,FIXED,WIRE WOUND,NONIND. It is classified as a MRO (MRO_GENERAL).
What parts can replace 57-449?
There are 9 known substitutes for 57-449: 57449, 5041-373, 6445-01 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 57-449?
57-449 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-201-3670. 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