PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11800Cutter,milling,woodruff Keyseat

Niagara Cutter Inc · NSN 3455-00-243-2178 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-243-2178 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-243-2178. Primary manufacturer part number: 11800.
Features
  • Cutter,milling,woodruff Keyseat — FSC 3455
  • 29 verified cross-references
  • Primary manufacturer: Niagara Cutter 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 3455-00-243-2178, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Niagara Cutter Inc. This item has 29 commercial cross-references from 21 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)
ManufacturersNiagara Cutter Inc (CAGE 33689); Morse Cutting Tools Div of Morse Cutting Tool Corp (CAGE 41672); Pohl Tool Co (CAGE 60332); Colt Industries Operating Corp Pratt and Whitney Machine Tool Div (CAGE 48521); New York Twist Drill Inc (CAGE 03882)
Technical Specifications
ParameterValue
NSN3455-00-243-2178
Primary Part Number11800
Item NameCutter,milling,woodruff Keyseat
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerNiagara Cutter Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5998-00-053-418011800 INTERCHANGEABLE
Electronic Components Assembly
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
5998-00-072-71088031 INTERCHANGEABLE
Printed Wiring Board
Goodrich Corporation
5330-00-121-8311 INTERCHANGEABLE
Packing with Retainer
5330-00-154-090311800 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5110-00-233-77495110-00-233-7749 INTERCHANGEABLE
File,hand
General Services Administration Federal Supply Service
5935-00-243-79718031 INTERCHANGEABLE
Connector,receptacle,electrical
Abb Installation Products Inc
5805-00-253-7631118-00 INTERCHANGEABLE
Key,telegraph
Entron Industries Limited Partnership Dba Entron Industries Property Div
5985-00-270-16942137304G001 INTERCHANGEABLE
Coupler,directional
L3harris Technologies, Inc.
5975-00-407-6510 INTERCHANGEABLE
Hook,drop Wire
2915-00-442-3321360810 INTERCHANGEABLE
Valve Assembly,discharge
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
Cross-Reference Index
Part NumberManufacturer
11800 PRIMARY Niagara Cutter Inc (USA)
40556 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
KSC810 Pohl Tool Co (USA)
74-393 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
2-1561-1250 PRIMARY New York Twist Drill Inc (USA)
W500-810 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
8031 Illinois Tool Works Inc Illinois Eclipse-Pine Bluff Div (USA)
58-10180 PRIMARY Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
53433 Lear Siegler Inc National Twist Drill and Tool Div (USA)
570C-810 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
16294 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
24572 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
MS15718-31 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
45508 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
GGG-C-755 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
ASME B94.19 The American Society of Mechanical Engineers (USA)
B94.19 TABLE 17 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
321-810 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
B-555-810 Niagara Cutter Inc (USA)
321-810 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
Related Parts
5998-00-053-4180INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
11800
5998-00-072-7108INTERCHANGEABLE
PRINTED WIRING BOARD
8031
5330-00-121-8311INTERCHANGEABLE
PACKING WITH RETAINER
5330-00-154-0903INTERCHANGEABLE
SEAL,PLAIN ENCASED
11800
5110-00-233-7749INTERCHANGEABLE
FILE,HAND
5110-00-233-7749
5935-00-243-7971INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8031
5805-00-253-7631INTERCHANGEABLE
KEY,TELEGRAPH
118-00
5985-00-270-1694INTERCHANGEABLE
COUPLER,DIRECTIONAL
2137304G001
5975-00-407-6510INTERCHANGEABLE
HOOK,DROP WIRE
2915-00-442-3321INTERCHANGEABLE
VALVE ASSEMBLY,DISCHARGE
360810
1620-00-474-0510INTERCHANGEABLE
GUIDE,PISTON,STRUT
53433
7340-00-488-7939INTERCHANGEABLE
KNIFE,PARING
7340004887939

Frequently Asked Questions

What is NSN 3455-00-243-2178?

NSN 3455-00-243-2178 is a Cutter,milling,woodruff Keyseat, manufactured by Niagara Cutter Inc, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-00-243-2178?

NSN 3455-00-243-2178 has 29 cross-referenced part numbers: 11800 (Niagara Cutter Inc), 40556 (Morse Cutting Tools Div of Morse Cutting Tool Corp), KSC810 (Pohl Tool Co), 74-393 (Colt Industries Operating Corp Pratt and Whitney Machine Tool Div), 2-1561-1250 (New York Twist Drill Inc) and 24 more.

What NSN replaces 3455-00-243-2178?

There are 12 known substitutes for 3455-00-243-2178: 5998-00-053-4180, 5998-00-072-7108, 5330-00-121-8311 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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