PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TFG-321/CY16Insert,cutting Tool

Kennametal Inc. · NSN 3455-01-228-7390 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-01-228-7390 — this item is cataloged by the U.S. Government under National Stock Number 3455-01-228-7390. Primary manufacturer part number: TFG-321/CY16.
Features
  • Insert,cutting Tool — FSC 3455
  • Angular Measurement and Type: 60.0 DEGREES INCLUDED AND 25.0 DEGREES RELIEF
  • Shape: TRIANGULAR
  • Material: CARBIDE
  • Features Provided: POSITIVE RAKE
  • Inscribed Circle Diameter: 0.375 INCHES IN
  • Overall Thickness: 0.125 INCHES NOMINAL IN
  • Mounting Method: CLAMP
Applications
  • Applications requiring Carbide construction
General Description

The Insert,cutting Tool, cataloged under National Stock Number 3455-01-228-7390, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Kennametal Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3455-01-228-7390
Primary Part NumberTFG-321/CY16
Item NameInsert,cutting Tool
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerKennametal Inc.
StatusACTIVE
Angular Measurement and Type60.0 DEGREES INCLUDED AND 25.0 DEGREES RELIEF
ShapeTRIANGULAR
MaterialCARBIDE
Features ProvidedPOSITIVE RAKE
Inscribed Circle Diameter0.375 INCHES IN
Overall Thickness0.125 INCHES NOMINAL IN
Mounting MethodCLAMP
Criticality Code JustificationFEAT
Point Radius0.016 INCHES IN
Function for Which DesignedMILLING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3460-00-243-2139 INTERCHANGEABLE
Bar,boring Tool
Cross-Reference Index
Part NumberManufacturer
TFG321AAN6 American National Carbide Co (USA)
TFG-321/AN-6 American National Carbide Co (USA)
TEG-321J/VC-125 Valenite Inc (USA)
TFG-321/CY16 PRIMARY Kennametal Inc. (USA)
83445 Kennametal Inc. (USA)
Related Parts
3460-00-243-2139INTERCHANGEABLE
BAR,BORING TOOL

Frequently Asked Questions

What is NSN 3455-01-228-7390?

NSN 3455-01-228-7390 is a Insert,cutting Tool, manufactured by Kennametal Inc., classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-01-228-7390?

NSN 3455-01-228-7390 has 5 cross-referenced part numbers: TFG321AAN6 (American National Carbide Co), TFG-321/AN-6 (American National Carbide Co), TEG-321J/VC-125 (Valenite Inc), TFG-321/CY16 (Kennametal Inc.), 83445 (Kennametal Inc.).

What NSN replaces 3455-01-228-7390?

There is 1 known substitute for 3455-01-228-7390: 3460-00-243-2139. Verify interchangeability with system specifications before substitution.

What are the specifications of TFG-321/CY16?

Key specifications for TFG-321/CY16: Angular Measurement and Type: 60.0 DEGREES INCLUDED AND 25.0 DEGREES RELIEF; Shape: TRIANGULAR; Material: CARBIDE; Features Provided: POSITIVE RAKE. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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