PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19704Reamer,machine

Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa · NSN 3455-01-046-1485 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-01-046-1485 — this item is cataloged by the U.S. Government under National Stock Number 3455-01-046-1485. Primary manufacturer part number: 19704.
Features
  • Reamer,machine — FSC 3455
  • Flute Quantity: 8
  • Reamer Type: FLUTED CHUCKING
  • Material: STEEL CUTTING EDGE TIP
  • Material: STEEL LOCATION NOT OTHERWISE SPECIFIED
  • Specification/standard Data: 80204-B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Flute Length: 2.250 INCHES NOMINAL IN
  • Flute Design: HELICAL
Applications
  • Applications requiring Steel Cutting Edge Tip construction
General Description

The Reamer,machine, cataloged under National Stock Number 3455-01-046-1485, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 25 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3455-01-046-1485
Primary Part Number19704
Item NameReamer,machine
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerBrown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
StatusACTIVE
Flute Quantity8
Reamer TypeFLUTED CHUCKING
MaterialSTEEL CUTTING EDGE TIP
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Specification/standard Data80204-B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Flute Length2.250 INCHES NOMINAL IN
Flute DesignHELICAL
Diameter0.688 INCHES NOMINAL IN
Shank Diameter0.560 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Flute TypeINTEGRAL
Helix DirectionRIGHT-HAND
Shank TypeSTRAIGHT
GuideNOT INCLUDED
Flute Cut DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-168-031330670 INTERCHANGEABLE
Bearing Block
Eaton Aerospace, Llc Dba Jackson South
5330-00-214-39681C2160 INTERCHANGEABLE
Gasket
Napco International Llc Dba Napco International Inc
6810-00-227-0443 INTERCHANGEABLE
Sulfuric Acid,fuming
5315-00-281-7230A2677A INTERCHANGEABLE
Pin,spring
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
2810-00-310-290460444 INTERCHANGEABLE
Gasket,tachometer C
Textron Lycoming Inc Williamsport Plant
6210-00-369-16862173-5 INTERCHANGEABLE
Lens,galiean
L3 Technologies, Inc. Div L3 Keo
5905-00-434-4245 INTERCHANGEABLE
Resistor,variable
3810-00-437-047719704 INTERCHANGEABLE
Cover
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
1630-00-567-81545010088 INTERCHANGEABLE
Tube,insulator
Meggitt Aircraft Braking Systems Corporation
5360-00-754-469020444 INTERCHANGEABLE
Spring,helical,extension
Abd Intl Inc Dba Abdick
Cross-Reference Index
Part NumberManufacturer
GGG-R-180 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
202R-687 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
263-428A Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
50-10088 4535-11/16 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
712-004860 Doall Baltimore Company (USA)
30670 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
4030-0687 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
20444 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
30670 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
1653SIZE019 11/16 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
50-10088 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
4030-0687 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
EDP-31644 Standard Tool Co Div of Lear Siegler Inc (USA)
21735 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
525.6875 Lavallee & Ide Inc (USA)
B94.2-1971 TABLE 18 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
611-11/16 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
535-6875 Lavallee & Ide Inc (USA)
60444 Jcorps Dba Lashundra Craig (USA)
1653-019-11/16 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
Related Parts
3110-00-168-0313INTERCHANGEABLE
BEARING BLOCK
30670
5330-00-214-3968INTERCHANGEABLE
GASKET
1C2160
6810-00-227-0443INTERCHANGEABLE
SULFURIC ACID,FUMING
5315-00-281-7230INTERCHANGEABLE
PIN,SPRING
A2677A
2810-00-310-2904INTERCHANGEABLE
GASKET,TACHOMETER C
60444
6210-00-369-1686INTERCHANGEABLE
LENS,GALIEAN
2173-5
5905-00-434-4245INTERCHANGEABLE
RESISTOR,VARIABLE
3810-00-437-0477INTERCHANGEABLE
COVER
19704
1630-00-567-8154INTERCHANGEABLE
TUBE,INSULATOR
5010088
5360-00-754-4690INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
20444
3455-01-012-1008INTERCHANGEABLE
REAMER,MACHINE
19755
3455-01-047-4285INTERCHANGEABLE
REAMER,MACHINE
29997

Frequently Asked Questions

What is NSN 3455-01-046-1485?

NSN 3455-01-046-1485 is a Reamer,machine, manufactured by Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-01-046-1485?

NSN 3455-01-046-1485 has 25 cross-referenced part numbers: GGG-R-180 (Federal Specifications Promulgated by General Services Administration Washington DC), 202R-687 (Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa), 263-428A (Colt Industries Operating Corp Pratt and Whitney Machine Tool Div), 50-10088 4535-11/16 (Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039), 712-004860 (Doall Baltimore Company) and 20 more.

What NSN replaces 3455-01-046-1485?

There are 12 known substitutes for 3455-01-046-1485: 3110-00-168-0313, 5330-00-214-3968, 6810-00-227-0443 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 19704?

Key specifications for 19704: Overall Length: 9.000 INCHES NOMINAL IN; Flute Quantity: 8; Reamer Type: FLUTED CHUCKING; Material: STEEL CUTTING EDGE TIP. 15 total characteristics are documented in the Federal Logistics Information System.

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