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Technical Data Sheet
PartsTable / COMPONENT / 556-1-6FLT
556-1-6FLT ✓ 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,MILLING,END is a the manufacturer industrial component. Key specifications include diameter: 1.000 INCHES NOMINAL IN, material: STEEL ALLOY, cut_length: 2.000 INCHES NOMINAL IN, shank_type: WELDON, design_form: SINGLE END, flute_design: HELICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-01-099-2268, 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
556-1-6FLT
NSN: 3455-01-099-2268
FSC: 3455
CAGE: 13130 — CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC (USA)
SPECIFICATIONS
diameter1.000 INCHES NOMINAL IN
materialSTEEL ALLOY
cut_length2.000 INCHES NOMINAL IN
shank_typeWELDON
design_formSINGLE END
flute_designHELICAL
overall_length4.500 INCHES NOMINAL IN
shank_diameter1.000 INCHES NOMINAL IN
helix_directionRIGHT-HAND
cutting_rotation_directionRIGHT-HAND
material_document_and_classificationCOBALT MFR REF SINGLE MATERIAL RESPONSE
NSN3455-01-099-2268
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUTTER,MILLING,END TITLE COMPONENT PN 556-1-6FLT MFR CUTTER,MILLING,END
KEY FEATURES
•
MATERIAL: STEEL ALLOY
•
MATERIAL DOCUMENT AND CLASSIFICATION: COBALT MFR REF SINGLE MATERIAL RESPONSE
•
SHANK TYPE: WELDON
•
CUT LENGTH: 2.000 INCHES NOMINAL IN
•
HELIX DIRECTION: RIGHT-HAND
•
FLUTE DESIGN: HELICAL
•
DIAMETER: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH4.500 INCHES NOMINAL IN
MATERIALSTEEL ALLOY
MATERIAL DOCUMENT AND CLASSIFICATIONCOBALT MFR REF SINGLE MATERIAL RESPONSE
SHANK TYPEWELDON
CUT LENGTH2.000 INCHES NOMINAL IN
HELIX DIRECTIONRIGHT-HAND
FLUTE DESIGNHELICAL
DIAMETER1.000 INCHES NOMINAL IN
SHANK DIAMETER1.000 INCHES NOMINAL IN
CUTTING ROTATION DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
SMB157090Interchangeable
interchangeable cross-reference
interchangeable
52326Interchangeable
interchangeable cross-reference
interchangeable
392-7166-1Interchangeable
interchangeable cross-reference
interchangeable
42714Interchangeable
interchangeable cross-reference
interchangeable
290309C91Interchangeable
interchangeable cross-reference
interchangeable
SK-6674369Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 556-1-6FLT?
556-1-6FLT is a CUTTER,MILLING,END.
What parts can replace 556-1-6FLT?
There are 15 known substitutes for 556-1-6FLT: SMB157090, 52326, 392-7166-1 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 556-1-6FLT?
556-1-6FLT is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-01-099-2268. 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