PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53409Cutter,milling,woodruff Keyseat

Lear Siegler Inc National Twist Drill and Tool Div · NSN 3455-00-243-2167 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-243-2167 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-243-2167. Primary manufacturer part number: 53409.
Features
  • Cutter,milling,woodruff Keyseat — FSC 3455
  • 33 verified cross-references
  • Primary manufacturer: Lear Siegler Inc National Twist Drill and Tool Div
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 3455-00-243-2167, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Lear Siegler Inc National Twist Drill and Tool Div. This item has 33 commercial cross-references from 23 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameCutter,milling,woodruff Keyseat
FSC / FSG3455 — No Item Name Available (FSG 34)
ManufacturersLear Siegler Inc National Twist Drill and Tool Div (CAGE 42970); Kennametal Inc. Div Kennametal Industrial Products Group (CAGE 1NEX4); F & D Tool Co Inc (CAGE 72295); Doall Baltimore Company (CAGE 18056); Cleveland Twist Drill Co Div of Greenfield Industries Inc (CAGE 13130)
Technical Specifications
ParameterValue
NSN3455-00-243-2167
Primary Part Number53409
Item NameCutter,milling,woodruff Keyseat
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerLear Siegler Inc National Twist Drill and Tool Div
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3455-00-015-839745484 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Kennametal Inc. Div Kennametal Industrial Products Group
1660-00-031-575311590 INTERCHANGEABLE
Shaft
Triumph Thermal Systems - Maryland, Inc.
2640-00-060-3550 INTERCHANGEABLE
Cap,pneumatic Valve
3110-00-100-313265C35476-1 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5330-00-115-8841116556978 INTERCHANGEABLE
Gasket
U S Army Tank Automotive Command Amsta-Im-Mm
5305-00-147-265716274 INTERCHANGEABLE
Screw,machine
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
53409 Lear Siegler Inc National Twist Drill and Tool Div (USA)
45488 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
K600-404 F & D Tool Co Inc (USA)
717-004261 Doall Baltimore Company (USA)
45488 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
KSC404 Pohl Tool Co (USA)
1321-0404 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
58-10159 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
8010 Illinois Tool Works Inc Illinois Eclipse-Pine Bluff Div (USA)
53409 Standard Tool Co Div of Lear Siegler Inc (USA)
404 Allis-Chalmers Corp (USA)
GGG-C-755 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
1321-0404 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
404 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)
404 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
321-404 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
16274 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
360-404 Brubaker Tool Corp (USA)
26-393 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
Related Parts
3455-00-015-8397INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
45484
1660-00-031-5753INTERCHANGEABLE
SHAFT
11590
2640-00-060-3550INTERCHANGEABLE
CAP,PNEUMATIC VALVE
3110-00-100-3132INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
65C35476-1
5330-00-115-8841INTERCHANGEABLE
GASKET
116556978
5305-00-147-2657INTERCHANGEABLE
SCREW,MACHINE
16274
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
6625-00-231-7908INTERCHANGEABLE
TEST SET SUBASSEMBLY,ELECTRICAL
263442
3455-00-241-3049INTERCHANGEABLE
CUTTER,MILLING,T-SLOT
A1216

Frequently Asked Questions

What is NSN 3455-00-243-2167?

NSN 3455-00-243-2167 is a Cutter,milling,woodruff Keyseat, manufactured by Lear Siegler Inc National Twist Drill and Tool Div, classified under FSC 3455 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3455-00-243-2167?

NSN 3455-00-243-2167 has 33 cross-referenced part numbers: 53409 (Lear Siegler Inc National Twist Drill and Tool Div), 45488 (Kennametal Inc. Div Kennametal Industrial Products Group), K600-404 (F & D Tool Co Inc), 717-004261 (Doall Baltimore Company), 45488 (Cleveland Twist Drill Co Div of Greenfield Industries Inc) and 28 more.

What NSN replaces 3455-00-243-2167?

There are 12 known substitutes for 3455-00-243-2167: 3455-00-015-8397, 1660-00-031-5753, 2640-00-060-3550 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 3455-00-243-2167 still in active supply?

NSN 3455-00-243-2167 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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