PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-10761Reamer,machine

Tivoly U S a Union Butterfield Div · NSN 3455-01-336-4978 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-01-336-4978 — this item is cataloged by the U.S. Government under National Stock Number 3455-01-336-4978. Primary manufacturer part number: 50-10761.
Features
  • Reamer,machine — FSC 3455
  • Diameter: 1.187 INCHES NOMINAL IN
  • Shank Taper Number: 3
  • Flute Type: INTEGRAL
  • Flute Design: STRAIGHT
  • Guide: NOT INCLUDED
  • Flute Cut Direction: RIGHT-HAND
  • Reamer Type: FLUTED CHUCKING
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Reamer,machine, cataloged under National Stock Number 3455-01-336-4978, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Tivoly U S a Union Butterfield Div. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3455-01-336-4978
Primary Part Number50-10761
Item NameReamer,machine
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerTivoly U S a Union Butterfield Div
StatusACTIVE
Diameter1.187 INCHES NOMINAL IN
Shank Taper Number3
Flute TypeINTEGRAL
Flute DesignSTRAIGHT
GuideNOT INCLUDED
Flute Cut DirectionRIGHT-HAND
Reamer TypeFLUTED CHUCKING
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Specification/standard Data61805-50-10761 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Flute Length2.875 INCHES NOMINAL IN
Flute Quantity10
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3455-01-335-575550-10752 INTERCHANGEABLE
Reamer,machine
Tivoly U S a Union Butterfield Div
5961-01-355-7205501076-1 INTERCHANGEABLE
Transistor
L3harris Technologies, Inc. Dba Harris Corporation
Cross-Reference Index
Part NumberManufacturer
50-10761 PRIMARY Tivoly U S a Union Butterfield Div (USA)
4536-1-3/16 Tivoly U S a Union Butterfield Div (USA)
Related Parts
3455-01-335-5755INTERCHANGEABLE
REAMER,MACHINE
50-10752
5961-01-355-7205INTERCHANGEABLE
TRANSISTOR
501076-1

Frequently Asked Questions

What is NSN 3455-01-336-4978?

NSN 3455-01-336-4978 is a Reamer,machine, manufactured by Tivoly U S a Union Butterfield Div, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-01-336-4978?

NSN 3455-01-336-4978 has 2 cross-referenced part numbers: 50-10761 (Tivoly U S a Union Butterfield Div), 4536-1-3/16 (Tivoly U S a Union Butterfield Div).

What NSN replaces 3455-01-336-4978?

There are 2 known substitutes for 3455-01-336-4978: 3455-01-335-5755, 5961-01-355-7205. Verify interchangeability with system specifications before substitution.

What are the specifications of 50-10761?

Key specifications for 50-10761: Overall Length: 11.000 INCHES NOMINAL IN; Diameter: 1.187 INCHES NOMINAL IN; Shank Taper Number: 3; Flute Type: INTEGRAL. 12 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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