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Technical Data Sheet
PartsTable / COMPONENT / 321-606
321-606 ✓ 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

CUTTER,MILLING,WOODRUFF KEYSEAT. Key specifications include color: NATURAL, diameter: 3.750 INCHES NOMINAL IN, material: PLASTIC, cut_depth: 0.300 INCHES NOMINAL IN, head_style: FLAT, oil_groove: INCLUDED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-00-222-9221, 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
321-606
NSN: 3455-00-222-9221
FSC: 3455
CAGE: 13130 — CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC (USA)
SPECIFICATIONS
colorNATURAL
diameter3.750 INCHES NOMINAL IN
materialPLASTIC
cut_depth0.300 INCHES NOMINAL IN
head_styleFLAT
oil_grooveINCLUDED
ring_styleINTERNAL
scale_nameCABIN PRESSURE ALTITUDE
skirt_typeSOLID
legend_typeUPPERCASE
temp_rating-80.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF
contact_typePIN
NSN3455-00-222-9221
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUTTER,MILLING,WOODRUFF KEYSEAT TITLE COMPONENT PN 321-606 MFR CUTTER,MILLING,WOODRUF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
KSC707Interchangeable
interchangeable cross-reference
interchangeable
40545Interchangeable
interchangeable cross-reference
interchangeable
1321-0707Interchangeable
interchangeable cross-reference
interchangeable
8018Interchangeable
interchangeable cross-reference
interchangeable
127-189-018Interchangeable
interchangeable cross-reference
interchangeable
GD00990186Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 321-606?
321-606 is a CUTTER,MILLING,WOODRUFF KEYSEAT.
What parts can replace 321-606?
There are 27 known substitutes for 321-606: KSC707, 40545, 1321-0707 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 321-606?
321-606 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-00-222-9221. 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