PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

321-204Cutter,milling,woodruff Keyseat

Cleveland Twist Drill Co Div of Greenfield Industries Inc · NSN 3455-00-242-6214 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-242-6214 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-242-6214. Primary manufacturer part number: 321-204.
Features
  • Cutter,milling,woodruff Keyseat — FSC 3455
  • 30 verified cross-references
  • Primary manufacturer: Cleveland Twist Drill Co Div of Greenfield Industries Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cutter,milling,woodruff Keyseat, cataloged under National Stock Number 3455-00-242-6214, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Cleveland Twist Drill Co Div of Greenfield Industries Inc. This item has 30 commercial cross-references from 16 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCutter,milling,woodruff Keyseat
FSC / FSG3455 — No Item Name Available (FSG 34)
ManufacturersCleveland Twist Drill Co Div of Greenfield Industries Inc (CAGE 13130); Kennametal Inc. Div Kennametal Industrial Products Group (CAGE 1NEX4); Doall Baltimore Company (CAGE 18056); Pohl Tool Co (CAGE 60332); Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (CAGE 09058)
Technical Specifications
ParameterValue
NSN3455-00-242-6214
Primary Part Number321-204
Item NameCutter,milling,woodruff Keyseat
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerCleveland Twist Drill Co Div of Greenfield Industries Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-010-3880103880 INTERCHANGEABLE
Plug,pipe
Rolls-Royce Solutions America Inc
3455-00-015-839745484 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Kennametal Inc. Div Kennametal Industrial Products Group
3510-00-057-852216268 INTERCHANGEABLE
Cam Follower,table
Unipress Corporation
4820-00-071-1659118225 INTERCHANGEABLE
Valve,globe
Provision, Inc. Dba Provision Inc
5905-00-110-0165321204 INTERCHANGEABLE
Resistor,fixed,wire Wound
Telemechanics Inc
5330-00-166-075416268 INTERCHANGEABLE
Seal Ring,metal
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
3455-00-224-3803A1218 INTERCHANGEABLE
Cutter,milling,t-Slot
F & D Tool Co Inc
3455-00-224-3810 INTERCHANGEABLE
Cutter,milling,t-Slot
3455-00-224-3811TSTC-7 INTERCHANGEABLE
Cutter,milling,t-Slot
Pohl Tool Co
3455-00-224-3813A1226 INTERCHANGEABLE
Cutter,milling,t-Slot
F & D Tool Co Inc
Cross-Reference Index
Part NumberManufacturer
321-204 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
321-204 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
D-510-204 Doall Baltimore Company (USA)
KSC-204 Pohl Tool Co (USA)
570C-204 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
B94.19 TABLE 17 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
22-393 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
45483 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
58-10156 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
717-004113 Doall Baltimore Company (USA)
204 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
40532 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
45483 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
1321-0204 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
53407 Standard Tool Co Div of Lear Siegler Inc (USA)
204 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
W500-204 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
MS15718-7 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
204 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
ASME B94.19 The American Society of Mechanical Engineers (USA)
Related Parts
4730-00-010-3880INTERCHANGEABLE
PLUG,PIPE
103880
3455-00-015-8397INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
45484
3510-00-057-8522INTERCHANGEABLE
CAM FOLLOWER,TABLE
16268
4820-00-071-1659INTERCHANGEABLE
VALVE,GLOBE
118225
5905-00-110-0165INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
321204
5330-00-166-0754INTERCHANGEABLE
SEAL RING,METAL
16268
3455-00-224-3803INTERCHANGEABLE
CUTTER,MILLING,T-SLOT
A1218
3455-00-224-3810INTERCHANGEABLE
CUTTER,MILLING,T-SLOT
3455-00-224-3811INTERCHANGEABLE
CUTTER,MILLING,T-SLOT
TSTC-7
3455-00-224-3813INTERCHANGEABLE
CUTTER,MILLING,T-SLOT
A1226
3455-00-241-3049INTERCHANGEABLE
CUTTER,MILLING,T-SLOT
A1216
3455-00-242-6213INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT

Frequently Asked Questions

What is NSN 3455-00-242-6214?

NSN 3455-00-242-6214 is a Cutter,milling,woodruff Keyseat, manufactured by Cleveland Twist Drill Co Div of Greenfield Industries Inc, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-00-242-6214?

NSN 3455-00-242-6214 has 30 cross-referenced part numbers: 321-204 (Cleveland Twist Drill Co Div of Greenfield Industries Inc), 321-204 (Kennametal Inc. Div Kennametal Industrial Products Group), D-510-204 (Doall Baltimore Company), KSC-204 (Pohl Tool Co), 570C-204 (Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa) and 25 more.

What NSN replaces 3455-00-242-6214?

There are 12 known substitutes for 3455-00-242-6214: 4730-00-010-3880, 3455-00-015-8397, 3510-00-057-8522 and 9 more. Verify interchangeability with system specifications before substitution.

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