PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-11170 4588-7Reamer,machine

Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 · NSN 3455-00-232-4100 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-232-4100 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-232-4100. Primary manufacturer part number: 50-11170 4588-7.
Features
  • Reamer,machine — FSC 3455
  • Flute Cut Direction: RIGHT-HAND
  • Reamer Type: HELICAL TAPER PIN
  • Flute Design: HELICAL
  • Flute Length: 4.438 INCHES NOMINAL IN
  • Flute Type: INTEGRAL
  • Diameter: 0.329 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
  • Specification/standard Data: 80204-B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Applications
  • Applications requiring Steel Cutting Edge Tip construction
General Description

The Reamer,machine, cataloged under National Stock Number 3455-00-232-4100, 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. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 21 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3455-00-232-4100
Primary Part Number50-11170 4588-7
Item NameReamer,machine
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerUnion Butterfield Corp P O Box 9000 Crystal Lake Il 60039
StatusCANCELLED
Flute Cut DirectionRIGHT-HAND
Reamer TypeHELICAL TAPER PIN
Flute DesignHELICAL
Flute Length4.438 INCHES NOMINAL IN
Flute TypeINTEGRAL
Diameter0.329 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
Specification/standard Data80204-B94.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialSTEEL CUTTING EDGE TIP
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Shank TypeSTRAIGHT
Shank Diameter0.406 INCHES NOMINAL IN
GuideNOT INCLUDED
Flute Quantity3
Helix DirectionLEFT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-192-5892580R146H01 INTERCHANGEABLE
Transistor
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
3455-00-204-168119575 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3455-00-222-413319945 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3455-00-222-413419946 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3455-00-232-409319941 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3455-00-232-410119955 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3455-00-232-410219956 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3455-00-232-410319957 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5930-00-258-5289BZ-R31 INTERCHANGEABLE
Switch,sensitive
Honeywell International Inc. Dba Honeyweel Sensing & Controls
5330-00-383-8701853205 INTERCHANGEABLE
Gasket
Dana Off Highway Products, Llc
Cross-Reference Index
Part NumberManufacturer
21776 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
50-11170 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
1683-014-7 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
24242 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
75-458 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
50-11170 4588-7 PRIMARY Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
GG-R-180 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
712-053669 PRIMARY Doall Baltimore Company (USA)
4588-7 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
4240-9107 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
37654 Lear Siegler Inc National Twist Drill and Tool Div (USA)
B94.2-1971 TABLE 27 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
19954 PRIMARY Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
300R-422 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
GGG-R-180 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
ASME B94.2 The American Society of Mechanical Engineers (USA)
ANSI-B94.2 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
650-7 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
63473 PRIMARY Jcorps Dba Lashundra Craig (USA)
22624 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
Related Parts
5961-00-192-5892INTERCHANGEABLE
TRANSISTOR
580R146H01
3455-00-204-1681INTERCHANGEABLE
REAMER,MACHINE
19575
3455-00-222-4133INTERCHANGEABLE
REAMER,MACHINE
19945
3455-00-222-4134INTERCHANGEABLE
REAMER,MACHINE
19946
3455-00-232-4093INTERCHANGEABLE
REAMER,MACHINE
19941
3455-00-232-4101INTERCHANGEABLE
REAMER,MACHINE
19955
3455-00-232-4102INTERCHANGEABLE
REAMER,MACHINE
19956
3455-00-232-4103INTERCHANGEABLE
REAMER,MACHINE
19957
5930-00-258-5289INTERCHANGEABLE
SWITCH,SENSITIVE
BZ-R31
5330-00-383-8701INTERCHANGEABLE
GASKET
853205
5330-00-397-9162INTERCHANGEABLE
GASKET AND PREFORMED PACKING SET
R6572T122
5970-00-402-5388INTERCHANGEABLE
INSULATOR,PLATE
24242

Frequently Asked Questions

What is NSN 3455-00-232-4100?

NSN 3455-00-232-4100 is a Reamer,machine, manufactured by Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039, classified under FSC 3455 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3455-00-232-4100?

NSN 3455-00-232-4100 has 21 cross-referenced part numbers: 21776 (Colt Industries Operating Corp Pratt and Whitney Machine Tool Div), 50-11170 (Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039), 1683-014-7 (Morse Cutting Tools Div of Morse Cutting Tool Corp), 24242 (Cleveland Twist Drill Co Div of Greenfield Industries Inc), 75-458 (Colt Industries Operating Corp Pratt and Whitney Machine Tool Div) and 16 more.

What NSN replaces 3455-00-232-4100?

There are 12 known substitutes for 3455-00-232-4100: 5961-00-192-5892, 3455-00-204-1681, 3455-00-222-4133 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50-11170 4588-7?

Key specifications for 50-11170 4588-7: Flute Cut Direction: RIGHT-HAND; Reamer Type: HELICAL TAPER PIN; Flute Design: HELICAL; Flute Length: 4.438 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3455-00-232-4100 still in active supply?

NSN 3455-00-232-4100 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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