PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54-10139Cutter,milling,involute Gear

Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 · NSN 3455-00-239-5615 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-239-5615 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-239-5615. Primary manufacturer part number: 54-10139.
Features
  • Cutter,milling,involute Gear — FSC 3455
  • 8 verified cross-references
  • Primary manufacturer: Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Cutter,milling,involute Gear, cataloged under National Stock Number 3455-00-239-5615, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039. This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCutter,milling,involute Gear
FSC / FSG3455 — No Item Name Available (FSG 34)
ManufacturersLear Siegler Inc National Twist Drill and Tool Div (CAGE 42970); American National Standards Institute Incorporated Dba American National Standards Institute (CAGE 80204); Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (CAGE 71485); Morse Cutting Tools Div of Morse Cutting Tool Corp (CAGE 41672); Standard Tool Co Div of Lear Siegler Inc (CAGE 78197)
Technical Specifications
ParameterValue
NSN3455-00-239-5615
Primary Part Number54-10139
Item NameCutter,milling,involute Gear
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerUnion Butterfield Corp P O Box 9000 Crystal Lake Il 60039
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5935-00-102-95615362-1 INTERCHANGEABLE
Connector,receptacle,electrical
Microwave Devices Inc
5360-00-217-96002858M91 INTERCHANGEABLE
Spring,helical,compression
Meritor Industrial Products, Llc
5961-00-549-184719A115362P1 INTERCHANGEABLE
Transistor
General Electric Co Mobile Communications Business Div
5935-01-030-5093 INTERCHANGEABLE
Connector,receptacle,electrical
5305-01-206-500953621 INTERCHANGEABLE
Setscrew
Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
5340-01-392-1021536-2-1 INTERCHANGEABLE
Lever,manual Control
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
5998-01-523-029953621 INTERCHANGEABLE
Circuit Card Assembly
Naval Air Warfare Ctr Aircraft Div
5985-01-563-633553621 INTERCHANGEABLE
Base,antenna Support
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
53621 Lear Siegler Inc National Twist Drill and Tool Div (USA)
B94.19 TABLE 25 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
54-10139 PRIMARY Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
1940 48-1 1-3/4 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
53621 Standard Tool Co Div of Lear Siegler Inc (USA)
INVOLUTE 48-1 1-3/4 PRIMARY F & D Tool Co Inc (USA)
MS15701-457 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
GGG-C-755 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5935-00-102-9561INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5362-1
5360-00-217-9600INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2858M91
5961-00-549-1847INTERCHANGEABLE
TRANSISTOR
19A115362P1
5935-01-030-5093INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5305-01-206-5009INTERCHANGEABLE
SETSCREW
53621
5340-01-392-1021INTERCHANGEABLE
LEVER,MANUAL CONTROL
536-2-1
5998-01-523-0299INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
53621
5985-01-563-6335INTERCHANGEABLE
BASE,ANTENNA SUPPORT
53621

Frequently Asked Questions

What is NSN 3455-00-239-5615?

NSN 3455-00-239-5615 is a Cutter,milling,involute Gear, manufactured by Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-00-239-5615?

NSN 3455-00-239-5615 has 8 cross-referenced part numbers: 53621 (Lear Siegler Inc National Twist Drill and Tool Div), B94.19 TABLE 25 (American National Standards Institute Incorporated Dba American National Standards Institute), 54-10139 (Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039), 1940 48-1 1-3/4 (Morse Cutting Tools Div of Morse Cutting Tool Corp), 53621 (Standard Tool Co Div of Lear Siegler Inc) and 3 more.

What NSN replaces 3455-00-239-5615?

There are 8 known substitutes for 3455-00-239-5615: 5935-00-102-9561, 5360-00-217-9600, 5961-00-549-1847 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com