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Technical Data Sheet
PartsTable / COMPONENT / 40D1878-14
40D1878-14 ✓ 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

PROTECTOR,THERMAL-OVERLOAD,ELECT. Key specifications include material: STEEL OVERALL, point_type: CONVENTIONAL, point_angle: 118.0 DEGREES NOMINAL, shank_style: STRAIGHT ROUND, flute_length: 2.438 INCHES NOMINAL IN, overall_length: 3.625 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-00-243-9612, 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
40D1878-14
NSN: 5133-00-243-9612
FSC: 5133
CAGE: 99993 — DEPARTMENT OF THE NAVY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
point_typeCONVENTIONAL
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length2.438 INCHES NOMINAL IN
flute_quantity2
overall_length3.625 INCHES NOMINAL IN
shank_diameter0.203 INCHES NOMINAL IN
special_featuresJOBBERS LG; FRACTIONAL SIZE 13/64
cutting_end_styleGENERAL PURPOSE
nominal_cutting_diameter0.2031 INCHES IN
cutting_rotation_directionRIGHT-HAND
NSN5133-00-243-9612
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PROTECTOR,THERMAL-OVERLOAD,ELECT TITLE COMPONENT PN 40D1878-14 MFR PROTECTOR,THERMAL-OVER
KEY FEATURES
•
CUTTING END STYLE: GENERAL PURPOSE
•
POINT ANGLE: 118.0 DEGREES NOMINAL
•
SHANK DIAMETER: 0.203 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
NOMINAL CUTTING DIAMETER: 0.2031 INCHES IN
•
SPECIFICATION/STANDARD DATA: 05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
CUTTING END STYLEGENERAL PURPOSE
POINT ANGLE118.0 DEGREES NOMINAL
SPECIAL FEATURESJOBBERS LG; FRACTIONAL SIZE 13/64
SHANK DIAMETER0.203 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
NOMINAL CUTTING DIAMETER0.2031 INCHES IN
OVERALL LENGTH3.625 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
FLUTE QUANTITY2
FLUTE LENGTH2.438 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
24012Interchangeable
interchangeable cross-reference
interchangeable
5301599Interchangeable
interchangeable cross-reference
interchangeable
THHN/THWN06CG1/12TPJ9Interchangeable
interchangeable cross-reference
interchangeable
012313Interchangeable
interchangeable cross-reference
interchangeable
12313Interchangeable
interchangeable cross-reference
interchangeable
EA182-18Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40D1878-14?
40D1878-14 is a PROTECTOR,THERMAL-OVERLOAD,ELECT.
What parts can replace 40D1878-14?
There are 30 known substitutes for 40D1878-14: 24012, 5301599, THHN/THWN06CG1/12TPJ9 and 27 more. Substitute compatibility should be verified for your specific system.
Is 40D1878-14 still available?
40D1878-14 is currently cancelled.
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Last verified: July 2026