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A-A-51186 — TRANSFORMER,POWER AUTOTRANSFORME

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A-A-51186: TRANSFORMER,POWER AUTOTRANSFORME.

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 part is cataloged in the U.S.

Government catalog 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
NIINs: 000212416, 003116182, 003209847, 004272429, 004836933, 005176018, 010075498, 010467244, 010507870, 012324837, 012328411, 012433630
FSC: 3455 — Cutting Tools for Machine Tools
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
SUBSTITUTES & CROSS-REFERENCES 8
9061WFReference document
Same NSN cross-reference
Reference document — Secondary reference
TC74A-FReference document
Same NSN cross-reference
Reference document — Secondary reference
TCR-254-FReference document
Same NSN cross-reference
Reference document — Secondary reference
SL-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
SL-1-FReference document
Same NSN cross-reference
Reference document — Secondary reference
AA51186A-2A2CReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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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 8 known substitutes for A-A-51186: 9061WF, TC74A-F, TCR-254-F and 5 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 U.S. Government catalog under NSN 3455-00-021-2416. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.