PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-10661 4533-3/8Reamer,machine

Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 · NSN 3455-01-005-4872 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-01-005-4872 — this item is cataloged by the U.S. Government under National Stock Number 3455-01-005-4872. Primary manufacturer part number: 50-10661 4533-3/8.
Features
  • Reamer,machine — FSC 3455
  • Flute Quantity: 6
  • Flute Design: STRAIGHT
  • Shank Type: STRAIGHT
  • Flute Length: 1.750 INCHES NOMINAL IN
  • Material: STEEL CUTTING EDGE TIP
  • Nondefinitive Spec/std Data: 2 CLASS AND A STYLE AND X TYPE
  • Departure From Cited Designator: AS MODIFIED BY SHANK DIAMETER
Applications
  • Applications requiring Steel Cutting Edge Tip construction
General Description

The Reamer,machine, cataloged under National Stock Number 3455-01-005-4872, 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 27 commercial cross-references from 15 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
NSN3455-01-005-4872
Primary Part Number50-10661 4533-3/8
Item NameReamer,machine
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerUnion Butterfield Corp P O Box 9000 Crystal Lake Il 60039
StatusCANCELLED
Flute Quantity6
Flute DesignSTRAIGHT
Shank TypeSTRAIGHT
Flute Length1.750 INCHES NOMINAL IN
MaterialSTEEL CUTTING EDGE TIP
Nondefinitive Spec/std Data2 CLASS AND A STYLE AND X TYPE
Departure From Cited DesignatorAS MODIFIED BY SHANK DIAMETER
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
GuideNOT INCLUDED
Flute Cut DirectionRIGHT-HAND
Flute TypeINTEGRAL
Diameter0.375 INCHES NOMINAL IN
Reamer TypeFLUTED CHUCKING
Shank Diameter0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6625-00-034-632160024 INTERCHANGEABLE
Board Assembly
Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services
2530-00-052-0936A5488 INTERCHANGEABLE
Beadlock,pneumatic Tire
Am General Llc
5365-00-071-880520024 INTERCHANGEABLE
Bushing,nozzle,di
L3harris Technologies, Inc. Div Space and Airborne Systems
5360-00-075-1928306-24 INTERCHANGEABLE
Spring,helical,compression
Aerco International, Inc. Dba Aerco International Inc
2810-00-083-4291 INTERCHANGEABLE
Ring,piston
3110-00-155-6723059094 INTERCHANGEABLE
Bearing,ball,annular
New Holland Construction
5330-00-179-0970 INTERCHANGEABLE
Seal,plain Encased
5133-00-189-9314 INTERCHANGEABLE
Drill,twist
3455-00-204-167919597 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3455-00-204-168119575 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
Cross-Reference Index
Part NumberManufacturer
B94.2-1971 TABLE 13 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
4533-3/8 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
30624 Lear Siegler Inc National Twist Drill and Tool Div (USA)
25807 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
233-429A Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
25807 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
1655-009-3/8 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
22212 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
630-3-8DIA Kennametal Inc. Div Kennametal Industrial Products Group (USA)
ANSI-B94.2 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
4000-0375 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
50-10661 Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
4001/630-3/8 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
200R-375 Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA)
50-10661 4533-3/8 PRIMARY Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA)
GGG-R-180 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
630-3-8DIA Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
4001/630-3/8 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
533.3750 Lavallee & Ide Inc (USA)
30624 Standard Tool Co Div of Lear Siegler Inc (USA)
Related Parts
6625-00-034-6321INTERCHANGEABLE
BOARD ASSEMBLY
60024
2530-00-052-0936INTERCHANGEABLE
BEADLOCK,PNEUMATIC TIRE
A5488
5365-00-071-8805INTERCHANGEABLE
BUSHING,NOZZLE,DI
20024
5360-00-075-1928INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
306-24
2810-00-083-4291INTERCHANGEABLE
RING,PISTON
3110-00-155-6723INTERCHANGEABLE
BEARING,BALL,ANNULAR
059094
5330-00-179-0970INTERCHANGEABLE
SEAL,PLAIN ENCASED
5133-00-189-9314INTERCHANGEABLE
DRILL,TWIST
3455-00-204-1679INTERCHANGEABLE
REAMER,MACHINE
19597
3455-00-204-1681INTERCHANGEABLE
REAMER,MACHINE
19575
4710-00-221-8894INTERCHANGEABLE
TUBE,METALLIC
20024
3455-00-236-2377INTERCHANGEABLE
REAMER,MACHINE
19647

Frequently Asked Questions

What is NSN 3455-01-005-4872?

NSN 3455-01-005-4872 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 3455-01-005-4872?

NSN 3455-01-005-4872 has 27 cross-referenced part numbers: B94.2-1971 TABLE 13 (American National Standards Institute Incorporated Dba American National Standards Institute), 4533-3/8 (Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039), 30624 (Lear Siegler Inc National Twist Drill and Tool Div), 25807 (Kennametal Inc. Div Kennametal Industrial Products Group), 233-429A (Colt Industries Operating Corp Pratt and Whitney Machine Tool Div) and 22 more.

What NSN replaces 3455-01-005-4872?

There are 12 known substitutes for 3455-01-005-4872: 6625-00-034-6321, 2530-00-052-0936, 5365-00-071-8805 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50-10661 4533-3/8?

Key specifications for 50-10661 4533-3/8: Flute Quantity: 6; Flute Design: STRAIGHT; Overall Length: 7.000 INCHES NOMINAL IN; Shank Type: STRAIGHT. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3455-01-005-4872 still in active supply?

NSN 3455-01-005-4872 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