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STYLEAAR4 ✓ 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

The CUTTER BIT,TOOL HOLDER is a the manufacturer industrial component. Key specifications include shape: SQUARE, material: CARBIDE AND STEEL, edge_type: RIGHT HAND TURNING, overall_width: 0.250 INCHES NOMINAL IN, overall_length: 2.000 INCHES NOMINAL IN, special_features: 0 DEGREE SIDE CUTTING EDGE ANGLE; RIGHT HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-00-554-8699, 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
STYLEAAR4
NSN: 3455-00-554-8699
FSC: 3455
CAGE: 24446 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
shapeSQUARE
materialCARBIDE AND STEEL
edge_typeRIGHT HAND TURNING
overall_width0.250 INCHES NOMINAL IN
overall_length2.000 INCHES NOMINAL IN
special_features0 DEGREE SIDE CUTTING EDGE ANGLE; RIGHT HAND
unable_to_decodeUNABLE TO DECODE
material_locationTIP
overall_thickness0.250 INCHES NOMINAL IN
cutting_edge_finishGROUND TO SHAPE
nondefinitive_spec/std_dataAR STYLE AND 4 SIZE
material_type_for_which_designedFERROUS METAL
NSN3455-00-554-8699
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUTTER BIT,TOOL HOLDER TITLE COMPONENT PN STYLEAAR4 MFR CUTTER BIT,TOOL HOLDER
KEY FEATURES
•
EDGE TYPE: RIGHT HAND TURNING
•
SHAPE: SQUARE
•
MATERIAL: CARBIDE AND STEEL
•
NONDEFINITIVE SPEC/STD DATA: AR STYLE AND 4 SIZE
•
OVERALL THICKNESS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
EDGE TYPERIGHT HAND TURNING
SHAPESQUARE
MATERIALCARBIDE AND STEEL
NONDEFINITIVE SPEC/STD DATAAR STYLE AND 4 SIZE
SPECIAL FEATURES0 DEGREE SIDE CUTTING EDGE ANGLE; RIGHT HAND
OVERALL LENGTH2.000 INCHES NOMINAL IN
OVERALL THICKNESS0.250 INCHES NOMINAL IN
OVERALL WIDTH0.250 INCHES NOMINAL IN
MATERIAL LOCATIONTIP
MATERIAL TYPE FOR WHICH DESIGNEDFERROUS METAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
B212.1Interchangeable
interchangeable cross-reference
interchangeable
A-A-51143 ST AR SZ 8 CL 5Interchangeable
interchangeable cross-reference
interchangeable
AR 8 370Interchangeable
interchangeable cross-reference
interchangeable
AL5Interchangeable
interchangeable cross-reference
interchangeable
B2-121Interchangeable
interchangeable cross-reference
interchangeable
52-121Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is STYLEAAR4?
STYLEAAR4 is a CUTTER BIT,TOOL HOLDER.
What parts can replace STYLEAAR4?
There are 19 known substitutes for STYLEAAR4: B212.1, A-A-51143 ST AR SZ 8 CL 5, AR 8 370 and 16 more. Substitute compatibility should be verified for your specific system.
Is STYLEAAR4 still available?
STYLEAAR4 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026