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Technical Data Sheet
PartsTable / COMPONENT / M-121-C
M-121-C ✓ 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 FILE,ROTARY is a the manufacturer industrial component. Key specifications include shape: STRAIGHT, length: 2.000 INCHES NOMINAL IN, diameter: 0.250 INCHES NOMINAL IN, material: TUNGSTEN CARBIDE, mounting_shank: INCLUDED, overall_diameter: 0.375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-01-041-3528, 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
M-121-C
NSN: 3455-01-041-3528
FSC: 3455
CAGE: 97308 — ATRAX-NEWCARB CORP (USA)
SPECIFICATIONS
shapeSTRAIGHT
length2.000 INCHES NOMINAL IN
diameter0.250 INCHES NOMINAL IN
materialTUNGSTEN CARBIDE
mounting_shankINCLUDED
overall_diameter0.375 INCHES NOMINAL IN
special_features60 DEG INCLUDED ANGLE CONE
style_designatorCONE SHAPE
removability_featureNOT INCLUDED
shank_overall_length2.625 INCHES NOMINAL IN
cutter_tooth_cut_styleCOARSE
cutter_tooth_shaping_methodGROUND FROM SOLID
NSN3455-01-041-3528
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILE,ROTARY TITLE COMPONENT PN M-121-C MFR FILE,ROTARY
KEY FEATURES
•
SHAPE: STRAIGHT
•
CUTTER TOOTH STYLE DESIGNATOR: C5
•
REMOVABILITY FEATURE: NOT INCLUDED
•
MATERIAL: TUNGSTEN CARBIDE
•
CUTTER TOOTH SHAPING METHOD: GROUND FROM SOLID
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND A STYLE AND 3 SIZE AND A CLASS
•
SHANK OVERALL LENGTH: 2.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SHAPESTRAIGHT
CUTTER TOOTH STYLE DESIGNATORC5
REMOVABILITY FEATURENOT INCLUDED
SPECIAL FEATURES60 DEG INCLUDED ANGLE CONE
MATERIALTUNGSTEN CARBIDE
CUTTER TOOTH SHAPING METHODGROUND FROM SOLID
NONDEFINITIVE SPEC/STD DATA2 TYPE AND A STYLE AND 3 SIZE AND A CLASS
SHANK OVERALL LENGTH2.625 INCHES NOMINAL IN
STYLE DESIGNATORCONE SHAPE
DIAMETER0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
ED30Interchangeable
interchangeable cross-reference
interchangeable
GGG-F-00340Interchangeable
interchangeable cross-reference
interchangeable
AA51171A-1A3BInterchangeable
interchangeable cross-reference
interchangeable
15928-1Interchangeable
interchangeable cross-reference
interchangeable
TCR-408Interchangeable
interchangeable cross-reference
interchangeable
12D-30Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M-121-C?
M-121-C is a FILE,ROTARY.
What parts can replace M-121-C?
There are 19 known substitutes for M-121-C: ED30, GGG-F-00340, AA51171A-1A3B and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M-121-C?
M-121-C is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-01-041-3528. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026