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Technical Data Sheet
A-A-51143 ST AL SZ 12 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CUTTER BIT,TOOL HOLDER is a the manufacturer industrial component. Key specifications include shape: SQUARE, material: CARBIDE AND STEEL, edge_type: LEFT HAND TURNING, overall_width: 0.750 INCHES NOMINAL IN, overall_length: 4.500 INCHES NOMINAL IN, unable_to_decode: UNABLE TO DECODE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-01-022-8467, 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-51143 ST AL SZ 12
NSN: 3455-01-022-8467
FSC: 3455
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
shapeSQUARE
materialCARBIDE AND STEEL
edge_typeLEFT HAND TURNING
overall_width0.750 INCHES NOMINAL IN
overall_length4.500 INCHES NOMINAL IN
unable_to_decodeUNABLE TO DECODE
material_locationTIP AND BODY
overall_thickness0.750 INCHES NOMINAL IN
cutting_edge_finishGROUND TO SHAPE
material_type_for_which_designedFERROUS METAL
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY MATERIAL
NSN3455-01-022-8467
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUTTER BIT,TOOL HOLDER TITLE COMPONENT PN A-A-51143 ST AL SZ 12 MFR CUTTER BIT,TOOL HOLDER
KEY FEATURES
MATERIAL LOCATION: TIP AND BODY
OVERALL THICKNESS: 0.750 INCHES NOMINAL IN
MATERIAL: CARBIDE AND STEEL
SHAPE: SQUARE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY MATERIAL
UNABLE TO DECODE: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL LOCATIONTIP AND BODY
OVERALL LENGTH4.500 INCHES NOMINAL IN
OVERALL THICKNESS0.750 INCHES NOMINAL IN
MATERIALCARBIDE AND STEEL
SHAPESQUARE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY MATERIAL
OVERALL WIDTH0.750 INCHES NOMINAL IN
UNABLE TO DECODEUNABLE TO DECODE
MATERIAL TYPE FOR WHICH DESIGNEDFERROUS METAL
EDGE TYPELEFT HAND TURNING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
AL12Interchangeable
interchangeable cross-reference
interchangeable
B18.3Interchangeable
interchangeable cross-reference
interchangeable
12-715Interchangeable
interchangeable cross-reference
interchangeable
SA-12Interchangeable
interchangeable cross-reference
interchangeable
172396PC4Interchangeable
interchangeable cross-reference
interchangeable
AU73Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-A-51143 ST AL SZ 12?
A-A-51143 ST AL SZ 12 is a CUTTER BIT,TOOL HOLDER.
What parts can replace A-A-51143 ST AL SZ 12?
There are 20 known substitutes for A-A-51143 ST AL SZ 12: AL12, B18.3, 12-715 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-A-51143 ST AL SZ 12?
A-A-51143 ST AL SZ 12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-01-022-8467. This indicates validated use in U.S. government and defense supply chains.
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