PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C1321-0812Cutter,milling,woodruff Keyseat

Kennametal Inc. Div Kennametal Industrial Products Group · NSN 3455-00-243-2172 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-243-2172 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-243-2172. Primary manufacturer part number: C1321-0812.
Features
  • Cutter,milling,woodruff Keyseat — FSC 3455
  • 28 verified cross-references
  • Primary manufacturer: Kennametal Inc. Div Kennametal Industrial Products Group
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 3455-00-243-2172, 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. Div Kennametal Industrial Products Group. This item has 28 commercial cross-references from 22 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)
ManufacturersKennametal Inc. Div Kennametal Industrial Products Group (CAGE 1NEX4); Cleveland Twist Drill Co Div of Greenfield Industries Inc (CAGE 13130); Pohl Tool Co (CAGE 60332); Enco Mfg Co (CAGE 20528); Standard Tool Co Div of Lear Siegler Inc (CAGE 78197)
Technical Specifications
ParameterValue
NSN3455-00-243-2172
Primary Part NumberC1321-0812
Item NameCutter,milling,woodruff Keyseat
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerKennametal Inc. Div Kennametal Industrial Products Group
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-067-6000301-1603039 INTERCHANGEABLE
Voltmeter
Jewell Instruments Llc
6510-00-201-200130-7373 INTERCHANGEABLE
Bandage,cast,impregnated
Bsn Medical Inc
3110-00-227-319923048018 INTERCHANGEABLE
Bearing,roller,cylindrical
Allison Transmission Inc Dba Allison Transmission, Inc
5915-00-241-2500 INTERCHANGEABLE
Filter,low Pass
5950-00-251-42411000A51 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
5935-00-257-6408P310RP INTERCHANGEABLE
Connector,receptacle,electrical
Cinch Connectivity Solutions Inc.
3030-00-269-9725111 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5330-00-285-839841543 INTERCHANGEABLE
Seal,plain Encased
Dressta North America Ltd
4730-00-288-994816296 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Mitsubishi Caterpillar Forklift America, Inc
2915-00-307-5350360812 INTERCHANGEABLE
Seat,discharge Nozzle
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
Cross-Reference Index
Part NumberManufacturer
C1321-0812 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
45510 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
KSC812 Pohl Tool Co (USA)
7030270 Enco Mfg Co (USA)
53439 Standard Tool Co Div of Lear Siegler Inc (USA)
ASME B94.19 The American Society of Mechanical Engineers (USA)
812 Allis-Chalmers Corp (USA)
B-555-812 Niagara Cutter Inc (USA)
K600-812 F & D Tool Co Inc (USA)
24578 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
MS15718-33 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
53439 Lear Siegler Inc National Twist Drill and Tool Div (USA)
40558 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
189-812 Alvord-Polk, Inc. Dba Alvord-Polk Tool Company Div Alvord-Polk Tool (USA)
8033 Illinois Tool Works Inc Illinois Eclipse-Pine Bluff Div (USA)
GGG-C-755 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
86-393 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
W500-812 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
1321-0812 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
570C-812 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
Related Parts
6625-00-067-6000INTERCHANGEABLE
VOLTMETER
301-1603039
6510-00-201-2001INTERCHANGEABLE
BANDAGE,CAST,IMPREGNATED
30-7373
3110-00-227-3199INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
23048018
5915-00-241-2500INTERCHANGEABLE
FILTER,LOW PASS
5950-00-251-4241INTERCHANGEABLE
TRANSFORMER,POWER
1000A51
5935-00-257-6408INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
P310RP
3030-00-269-9725INTERCHANGEABLE
BELT,V
111
5330-00-285-8398INTERCHANGEABLE
SEAL,PLAIN ENCASED
41543
4730-00-288-9948INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
16296
2915-00-307-5350INTERCHANGEABLE
SEAT,DISCHARGE NOZZLE
360812
6105-00-356-1809INTERCHANGEABLE
ARMATURE,MOTOR
3020-00-407-1107INTERCHANGEABLE
PULLEY,CORNER,SHEAVE
42678

Frequently Asked Questions

What is NSN 3455-00-243-2172?

NSN 3455-00-243-2172 is a Cutter,milling,woodruff Keyseat, manufactured by Kennametal Inc. Div Kennametal Industrial Products Group, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-00-243-2172?

NSN 3455-00-243-2172 has 28 cross-referenced part numbers: C1321-0812 (Kennametal Inc. Div Kennametal Industrial Products Group), 45510 (Cleveland Twist Drill Co Div of Greenfield Industries Inc), KSC812 (Pohl Tool Co), 7030270 (Enco Mfg Co), 53439 (Standard Tool Co Div of Lear Siegler Inc) and 23 more.

What NSN replaces 3455-00-243-2172?

There are 12 known substitutes for 3455-00-243-2172: 6625-00-067-6000, 6510-00-201-2001, 3110-00-227-3199 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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