PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7039050Cutter,milling,involute Gear

Enco Mfg Co · NSN 3455-00-239-5471 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-239-5471 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-239-5471. Primary manufacturer part number: 7039050.
Features
  • Cutter,milling,involute Gear — FSC 3455
  • 8 verified cross-references
  • Primary manufacturer: Enco Mfg Co
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Cutter,milling,involute Gear, cataloged under National Stock Number 3455-00-239-5471, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Enco Mfg Co. This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 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)
ManufacturersEnco Mfg Co (CAGE 20528); F & D Tool Co Inc (CAGE 72295); Lear Siegler Inc National Twist Drill and Tool Div (CAGE 42970); American National Standards Institute Incorporated Dba American National Standards Institute (CAGE 80204); Federal Specifications Promulgated by General Services Administration Washington DC (CAGE 81348)
Technical Specifications
ParameterValue
NSN3455-00-239-5471
Primary Part Number7039050
Item NameCutter,milling,involute Gear
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerEnco Mfg Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
1620-00-020-26515351-5 INTERCHANGEABLE
Valve,sleeve
Goodrich Aerospace Canada Ltd
5815-00-309-3882 INTERCHANGEABLE
Teletypewriter Subassembly
4320-00-444-472153515 INTERCHANGEABLE
Piston and Shoe Subassembly
Parker Hannifin Corporation Div Hydraulic Systems Division
5940-00-549-2731842961PC3 INTERCHANGEABLE
Terminal,feedthru
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
7039050 Enco Mfg Co (USA)
INVOLUTE 5-5 F & D Tool Co Inc (USA)
53515 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)
GGG-C-755 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MS15701-133 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
53515 Standard Tool Co Div of Lear Siegler Inc (USA)
54-10055 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
Related Parts
1620-00-020-2651INTERCHANGEABLE
VALVE,SLEEVE
5351-5
5815-00-309-3882INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
4320-00-444-4721INTERCHANGEABLE
PISTON AND SHOE SUBASSEMBLY
53515
5940-00-549-2731INTERCHANGEABLE
TERMINAL,FEEDTHRU
842961PC3

Frequently Asked Questions

What is NSN 3455-00-239-5471?

NSN 3455-00-239-5471 is a Cutter,milling,involute Gear, manufactured by Enco Mfg Co, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-00-239-5471?

NSN 3455-00-239-5471 has 8 cross-referenced part numbers: 7039050 (Enco Mfg Co), INVOLUTE 5-5 (F & D Tool Co Inc), 53515 (Lear Siegler Inc National Twist Drill and Tool Div), B94.19 TABLE 25 (American National Standards Institute Incorporated Dba American National Standards Institute), GGG-C-755 (Federal Specifications Promulgated by General Services Administration Washington DC) and 3 more.

What NSN replaces 3455-00-239-5471?

There are 4 known substitutes for 3455-00-239-5471: 1620-00-020-2651, 5815-00-309-3882, 4320-00-444-4721 and 1 more. Verify interchangeability with system specifications before substitution.

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