PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-10645 4533-OReamer,machine

Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 · NSN 3455-01-044-6363 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-01-044-6363 — this item is cataloged by the U.S. Government under National Stock Number 3455-01-044-6363. Primary manufacturer part number: 50-10645 4533-O.
Features
  • Reamer,machine — FSC 3455
  • Diameter: 0.316 INCHES NOMINAL IN
  • Shank Type: STRAIGHT
  • Material: STEEL LOCATION NOT OTHERWISE SPECIFIED
  • Material: STEEL CUTTING EDGE TIP
  • Flute Cut Direction: RIGHT-HAND
  • Reamer Type: FLUTED CHUCKING
  • Flute Type: INTEGRAL
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Reamer,machine, cataloged under National Stock Number 3455-01-044-6363, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 16 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
NSN3455-01-044-6363
Primary Part Number50-10645 4533-O
Item NameReamer,machine
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerUnion Butterfield Corp P O Box 9000 Crystal Lake Il 60039
StatusACTIVE
Diameter0.316 INCHES NOMINAL IN
Shank TypeSTRAIGHT
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
MaterialSTEEL CUTTING EDGE TIP
Flute Cut DirectionRIGHT-HAND
Reamer TypeFLUTED CHUCKING
Flute TypeINTEGRAL
Shank Diameter0.278 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
Flute Quantity6
GuideNOT INCLUDED
Flute DesignSTRAIGHT
Flute Length1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-080-6957 INTERCHANGEABLE
Relay,electromagnetic
1650-00-083-428819614 INTERCHANGEABLE
Cap,linear Actuating Cylinder
Mid-America Aerotech, Llc
5342-00-213-03468703028-80 INTERCHANGEABLE
Cap,filler Opening
Alfa Laval Inc
5120-00-329-329863110 INTERCHANGEABLE
Clamp,screw,quick Adjusting
Wilton Corp Wilton Tool Div
5315-00-467-329825669 INTERCHANGEABLE
Pin
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
9540-00-562-7366 INTERCHANGEABLE
Structural Section,special Shape
5940-00-655-1124 INTERCHANGEABLE
Terminal Board
6850-00-711-219222-0023-0000 INTERCHANGEABLE
Coating,chemical
Gc/waldom Inc
6685-00-753-1287G71162 INTERCHANGEABLE
Thermometer,indicating,capillary
Tempco Inc Dba Marshalltown Tempco
5305-00-764-2966 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
B94.2-1971 TABLE 15 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
25669 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
22201 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
4533-O Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
224L-O Lear Siegler Inc National Twist Drill and Tool Div (USA)
4001/630-O Kennametal Inc. Div Kennametal Industrial Products Group (USA)
220-429C Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
19614 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
4001/630-O Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
1655-115-O Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
50-10645 4533-O PRIMARY Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
533.3160 Lavallee & Ide Inc (USA)
ANSI-B94.2 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
25669 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
224L-O Standard Tool Co Div of Lear Siegler Inc (USA)
200R-316 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
4002-0316 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
50-10645 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
60385 Jcorps Dba Lashundra Craig (USA)
20385 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
Related Parts
5945-00-080-6957INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
1650-00-083-4288INTERCHANGEABLE
CAP,LINEAR ACTUATING CYLINDER
19614
5342-00-213-0346INTERCHANGEABLE
CAP,FILLER OPENING
8703028-80
5120-00-329-3298INTERCHANGEABLE
CLAMP,SCREW,QUICK ADJUSTING
63110
5315-00-467-3298INTERCHANGEABLE
PIN
25669
9540-00-562-7366INTERCHANGEABLE
STRUCTURAL SECTION,SPECIAL SHAPE
5940-00-655-1124INTERCHANGEABLE
TERMINAL BOARD
6850-00-711-2192INTERCHANGEABLE
COATING,CHEMICAL
22-0023-0000
6685-00-753-1287INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
G71162
5305-00-764-2966INTERCHANGEABLE
SCREW,MACHINE
4140-00-873-7587INTERCHANGEABLE
IMPELLER,FAN,CENTRIFUGAL
20385
3455-01-044-6361INTERCHANGEABLE
REAMER,MACHINE
19579

Frequently Asked Questions

What is NSN 3455-01-044-6363?

NSN 3455-01-044-6363 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: active.

What are the part numbers for NSN 3455-01-044-6363?

NSN 3455-01-044-6363 has 26 cross-referenced part numbers: B94.2-1971 TABLE 15 (American National Standards Institute Incorporated Dba American National Standards Institute), 25669 (Kennametal Inc. Div Kennametal Industrial Products Group), 22201 (Morse Cutting Tools Div of Morse Cutting Tool Corp), 4533-O (Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039), 224L-O (Lear Siegler Inc National Twist Drill and Tool Div) and 21 more.

What NSN replaces 3455-01-044-6363?

There are 12 known substitutes for 3455-01-044-6363: 5945-00-080-6957, 1650-00-083-4288, 5342-00-213-0346 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50-10645 4533-O?

Key specifications for 50-10645 4533-O: Diameter: 0.316 INCHES NOMINAL IN; Shank Type: STRAIGHT; Material: STEEL LOCATION NOT OTHERWISE SPECIFIED; Material: STEEL CUTTING EDGE TIP. 14 total characteristics are documented in the Federal Logistics Information System.

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