PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

INVOLUTE PITCH2 NO.8 5-3/4Cutter,milling,involute Gear

F & D Tool Co Inc · NSN 3455-00-251-1145 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-251-1145 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-251-1145. Primary manufacturer part number: INVOLUTE PITCH2 NO.8 5-3/4.
Features
  • Cutter,milling,involute Gear — FSC 3455
  • 8 verified cross-references
  • Primary manufacturer: F & D Tool Co Inc
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Cutter,milling,involute Gear, cataloged under National Stock Number 3455-00-251-1145, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is F & D Tool Co Inc. This item has 8 commercial cross-references from 7 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)
ManufacturersBrown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (CAGE 09058); American National Standards Institute Incorporated Dba American National Standards Institute (CAGE 80204); Standard Tool Co Div of Lear Siegler Inc (CAGE 78197); Federal Specifications Promulgated by General Services Administration Washington DC (CAGE 81348); Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M (CAGE 96906)
Technical Specifications
ParameterValue
NSN3455-00-251-1145
Primary Part NumberINVOLUTE PITCH2 NO.8 5-3/4
Item NameCutter,milling,involute Gear
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerF & D Tool Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3455-00-194-0320INVOLUTE 2-3 5-3/4 INTERCHANGEABLE
Cutter,milling,involute Gear
F & D Tool Co Inc
3455-00-231-8911INVOLUTE 2-4 5-3/4 INTERCHANGEABLE
Cutter,milling,involute Gear
F & D Tool Co Inc
3455-00-239-5468INVOLUTE 2-2 5-3/4 INTERCHANGEABLE
Cutter,milling,involute Gear
F & D Tool Co Inc
3455-00-268-9340INVOLUTE 2-5 5-3/4 INTERCHANGEABLE
Cutter,milling,involute Gear
F & D Tool Co Inc
5950-00-843-0596718801-59 INTERCHANGEABLE
Reactor
Raytheon Company Div Rmd Strategic
5962-01-076-7885932820-60 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
5120-01-110-031817695 INTERCHANGEABLE
Punch,aligning
Wta Tool Llc
4730-01-370-7626001-07695-000 INTERCHANGEABLE
Coupling,pipe
Aqua-Chem, Inc. Dba Aqua-Chem Inc
Cross-Reference Index
Part NumberManufacturer
821C-20 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
17695 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)
735 PITCH2 NO.8 5-3/4 Standard Tool Co Div of Lear Siegler Inc (USA)
GGG-C-755 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MS15701-40 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
735 PITCH2 NO.8 5-3/4 Lear Siegler Inc National Twist Drill and Tool Div (USA)
INVOLUTE PITCH2 NO.8 5-3/4 PRIMARY F & D Tool Co Inc (USA)
Related Parts
3455-00-194-0320INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
INVOLUTE 2-3 5-3/4
3455-00-231-8911INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
INVOLUTE 2-4 5-3/4
3455-00-239-5468INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
INVOLUTE 2-2 5-3/4
3455-00-268-9340INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
INVOLUTE 2-5 5-3/4
5950-00-843-0596INTERCHANGEABLE
REACTOR
718801-59
5962-01-076-7885INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932820-60
5120-01-110-0318INTERCHANGEABLE
PUNCH,ALIGNING
17695
4730-01-370-7626INTERCHANGEABLE
COUPLING,PIPE
001-07695-000

Frequently Asked Questions

What is NSN 3455-00-251-1145?

NSN 3455-00-251-1145 is a Cutter,milling,involute Gear, manufactured by F & D Tool Co Inc, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-00-251-1145?

NSN 3455-00-251-1145 has 8 cross-referenced part numbers: 821C-20 (Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa), 17695 (Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa), B94.19 TABLE 25 (American National Standards Institute Incorporated Dba American National Standards Institute), 735 PITCH2 NO.8 5-3/4 (Standard Tool Co Div of Lear Siegler Inc), GGG-C-755 (Federal Specifications Promulgated by General Services Administration Washington DC) and 3 more.

What NSN replaces 3455-00-251-1145?

There are 8 known substitutes for 3455-00-251-1145: 3455-00-194-0320, 3455-00-231-8911, 3455-00-239-5468 and 5 more. Verify interchangeability with system specifications before substitution.

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