PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TYPE612Reamer,machine

Kennametal Inc. Div Kennametal Industrial Products Group · NSN 3455-00-621-1561 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-621-1561 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-621-1561. Primary manufacturer part number: TYPE612.
Features
  • Reamer,machine — FSC 3455
  • Flute Type: INTEGRAL
  • Reamer Type: FLUTED CHUCKING
  • Guide: NOT INCLUDED
  • Helix Direction: RIGHT-HAND
  • Material: STEEL LOCATION NOT OTHERWISE SPECIFIED
  • Shank Taper Number: 4
  • Shank Type: MORSE TAPER
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Reamer,machine, cataloged under National Stock Number 3455-00-621-1561, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Kennametal Inc. Div Kennametal Industrial Products Group. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3455-00-621-1561
Primary Part NumberTYPE612
Item NameReamer,machine
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerKennametal Inc. Div Kennametal Industrial Products Group
StatusACTIVE
Flute TypeINTEGRAL
Reamer TypeFLUTED CHUCKING
GuideNOT INCLUDED
Helix DirectionRIGHT-HAND
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Shank Taper Number4
Shank TypeMORSE TAPER
Nondefinitive Spec/std Data10 TYPE AND B STYLE AND A GRADE AND 1 CLASS
Flute Cut DirectionRIGHT-HAND
Overall Diameter1.344 INCHES NOMINAL IN
Flute Length3.000 INCHES NOMINAL IN
Flute Quantity10
Flute DesignSPIRAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-00-200-8503 INTERCHANGEABLE
Clamp,loop
Cross-Reference Index
Part NumberManufacturer
TYPE612 PRIMARY Kennametal Inc. Div Kennametal Industrial Products Group (USA)
GGGR180TYPE10CLASS1STYLEBGRADEA Federal Specifications Promulgated by General Services Administration Washington DC (USA)
TYPE612 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
Related Parts
5340-00-200-8503INTERCHANGEABLE
CLAMP,LOOP

Frequently Asked Questions

What is NSN 3455-00-621-1561?

NSN 3455-00-621-1561 is a Reamer,machine, manufactured by Kennametal Inc. Div Kennametal Industrial Products Group, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-00-621-1561?

NSN 3455-00-621-1561 has 3 cross-referenced part numbers: TYPE612 (Kennametal Inc. Div Kennametal Industrial Products Group), GGGR180TYPE10CLASS1STYLEBGRADEA (Federal Specifications Promulgated by General Services Administration Washington DC), TYPE612 (Cleveland Twist Drill Co Div of Greenfield Industries Inc).

What NSN replaces 3455-00-621-1561?

There is 1 known substitute for 3455-00-621-1561: 5340-00-200-8503. Verify interchangeability with system specifications before substitution.

What are the specifications of TYPE612?

Key specifications for TYPE612: Flute Type: INTEGRAL; Reamer Type: FLUTED CHUCKING; Special Features: CAN ALSO HAVE 11 OR 12 FLUTES; Guide: NOT INCLUDED. 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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