PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1940Cutter,milling,involute Gear

Morse Cutting Tools Div of Morse Cutting Tool Corp · NSN 3455-00-238-7664 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-238-7664 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-238-7664. Primary manufacturer part number: 1940.
Features
  • Cutter,milling,involute Gear — FSC 3455
  • 11 verified cross-references
  • Primary manufacturer: Morse Cutting Tools Div of Morse Cutting Tool Corp
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Cutter,milling,involute Gear, cataloged under National Stock Number 3455-00-238-7664, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Morse Cutting Tools Div of Morse Cutting Tool Corp. This item has 11 commercial cross-references from 10 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,involute Gear
FSC / FSG3455 — No Item Name Available (FSG 34)
ManufacturersMorse Cutting Tools Div of Morse Cutting Tool Corp (CAGE 41672); Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (CAGE 71485); Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (CAGE 09058); Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M (CAGE 96906); American National Standards Institute Incorporated Dba American National Standards Institute (CAGE 80204)
Technical Specifications
ParameterValue
NSN3455-00-238-7664
Primary Part Number1940
Item NameCutter,milling,involute Gear
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerMorse Cutting Tools Div of Morse Cutting Tool Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-47121110378 INTERCHANGEABLE
Bearing,ball,annular
Westinghouse Electric Corp
5365-00-219-7022 INTERCHANGEABLE
Spacer,sleeve
3455-00-239-558954-10128 INTERCHANGEABLE
Cutter,milling,involute Gear
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
3455-00-239-559254-10123 INTERCHANGEABLE
Cutter,milling,involute Gear
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
3455-00-239-5595 INTERCHANGEABLE
Cutter,milling,involute Gear
3455-00-517-599254-10127 INTERCHANGEABLE
Cutter,milling,involute Gear
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
3020-00-623-004417993-00000 INTERCHANGEABLE
Gear,spur
Sigma Tek, Inc.
5365-00-815-5782536-02 INTERCHANGEABLE
Shim
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
6625-01-277-069017993 INTERCHANGEABLE
Meter,electrical Frequency
Custom Metering Company Inc
5331-01-300-152753602 INTERCHANGEABLE
O-Ring
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Cross-Reference Index
Part NumberManufacturer
1940 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
54-10124 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
17993 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
MS15701-394 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
821C-243 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
B94.19 TABLE 25 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
GGG-C-755 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
53602 Lear Siegler Inc National Twist Drill and Tool Div (USA)
INVOLUTE 24-2 F & D Tool Co Inc (USA)
7037690 Enco Mfg Co (USA)
53602 Standard Supply Co (USA)
Related Parts
3110-00-156-4712INTERCHANGEABLE
BEARING,BALL,ANNULAR
1110378
5365-00-219-7022INTERCHANGEABLE
SPACER,SLEEVE
3455-00-239-5589INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
54-10128
3455-00-239-5592INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
54-10123
3455-00-239-5595INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
3455-00-517-5992INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
54-10127
3020-00-623-0044INTERCHANGEABLE
GEAR,SPUR
17993-00000
5365-00-815-5782INTERCHANGEABLE
SHIM
536-02
6625-01-277-0690INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
17993
5331-01-300-1527INTERCHANGEABLE
O-RING
53602
6625-01-444-4418INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
5106199 ITEM 325
4130-01-461-2322INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
393176-2

Frequently Asked Questions

What is NSN 3455-00-238-7664?

NSN 3455-00-238-7664 is a Cutter,milling,involute Gear, manufactured by Morse Cutting Tools Div of Morse Cutting Tool Corp, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-00-238-7664?

NSN 3455-00-238-7664 has 11 cross-referenced part numbers: 1940 (Morse Cutting Tools Div of Morse Cutting Tool Corp), 54-10124 (Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039), 17993 (Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa), MS15701-394 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 821C-243 (Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa) and 6 more.

What NSN replaces 3455-00-238-7664?

There are 12 known substitutes for 3455-00-238-7664: 3110-00-156-4712, 5365-00-219-7022, 3455-00-239-5589 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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