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PartsTable / COMPONENT / A-A-51186
A-A-51186 ✓ 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

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include shape: STRAIGHT, length: 2.000 INCHES NOMINAL IN, diameter: 0.250 INCHES NOMINAL IN, material: CARBIDE, mounting_shank: INCLUDED, overall_diameter: 0.625 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 3455-00-021-2416, 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
A-A-51186
NSN: 3455-00-021-2416
FSC: 3455
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
shapeSTRAIGHT
length2.000 INCHES NOMINAL IN
diameter0.250 INCHES NOMINAL IN
materialCARBIDE
mounting_shankINCLUDED
overall_diameter0.625 INCHES NOMINAL IN
special_featuresSHEER CUTTING; FOR ALUMINUM CUTTING
style_designatorCONE SHAPE
removability_featureNOT INCLUDED
shank_overall_length3.312 INCHES NOMINAL IN
cutter_tooth_cut_styleCOARSE
cutting_surface_length1.312 INCHES NOMINAL IN
NSN3455-00-021-2416
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN A-A-51186 MFR TRANSFORMER,POWER AUTO
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
SL1Interchangeable
interchangeable cross-reference
interchangeable
120DInterchangeable
interchangeable cross-reference
interchangeable
1120DInterchangeable
interchangeable cross-reference
interchangeable
TC75 DBL/CUTInterchangeable
interchangeable cross-reference
interchangeable
32.728Interchangeable
interchangeable cross-reference
interchangeable
SL-3-M-DCInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-A-51186?
A-A-51186 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace A-A-51186?
There are 26 known substitutes for A-A-51186: SL1, 120D, 1120D and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-A-51186?
A-A-51186 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-00-021-2416. 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