PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44576Cutter Bit,tool Holder

Kennametal Inc. Div Kennametal Industrial Products Group · NSN 3455-00-174-7843 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-174-7843 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-174-7843. Primary manufacturer part number: 44576.
Features
  • Cutter Bit,tool Holder — FSC 3455
  • Material Location: OVERALL
  • Nondefinitive Spec/std Data: I TYPE AND 1 STYLE AND B GRADE
  • Nondefinitive Spec/std Data: I TYPE AND 1 STYLE AND B GRADE
  • Material: STEEL ALLOY
  • Shape: SQUARE
  • Overall Thickness: 0.312 INCHES NOMINAL IN
  • Body Finish and Location: GROUND OVERALL
Applications
  • Applications requiring Steel Alloy construction
General Description

The Cutter Bit,tool Holder, cataloged under National Stock Number 3455-00-174-7843, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3455-00-174-7843
Primary Part Number44576
Item NameCutter Bit,tool Holder
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerKennametal Inc. Div Kennametal Industrial Products Group
StatusACTIVE
Material LocationOVERALL
Nondefinitive Spec/std DataI TYPE AND 1 STYLE AND B GRADE
Nondefinitive Spec/std DataI TYPE AND 1 STYLE AND B GRADE
MaterialSTEEL ALLOY
ShapeSQUARE
Overall Thickness0.312 INCHES NOMINAL IN
Body Finish and LocationGROUND OVERALL
MaterialSTEEL ALLOY
Cutting Edge FinishUNGROUND
Cutting Edge FinishUNGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5920-01-234-1322 INTERCHANGEABLE
Fuse,cartridge
5950-01-363-3344G404200-4 INTERCHANGEABLE
Transformer,radio Frequency
Raytheon Company Dba Raytheon Co
4210-01-428-639044576 INTERCHANGEABLE
Valve,control,automatic Sprinkle
Tyco Fire Products Lp
4820-01-428-639446224 INTERCHANGEABLE
Seat,valve
Tyco Fire Products Lp
4820-01-428-639746221 INTERCHANGEABLE
Piston,valve
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
3506-0312 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
OO-C-851 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
A-A-51130 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
44576 PRIMARY Kennametal Inc. Div Kennametal Industrial Products Group (USA)
3506-0312 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
860 5/16X2-1/2 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
44576 Cleveland Twist Drill Co Div of Greenfield Industries Inc (USA)
860 5/16X2-1/2 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
Related Parts
5920-01-234-1322INTERCHANGEABLE
FUSE,CARTRIDGE
5950-01-363-3344INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
G404200-4
4210-01-428-6390INTERCHANGEABLE
VALVE,CONTROL,AUTOMATIC SPRINKLE
44576
4820-01-428-6394INTERCHANGEABLE
SEAT,VALVE
46224
4820-01-428-6397INTERCHANGEABLE
PISTON,VALVE
46221

Frequently Asked Questions

What is NSN 3455-00-174-7843?

NSN 3455-00-174-7843 is a Cutter Bit,tool Holder, 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 3455-00-174-7843?

NSN 3455-00-174-7843 has 8 cross-referenced part numbers: 3506-0312 (Cleveland Twist Drill Co Div of Greenfield Industries Inc), OO-C-851 (Federal Specifications Promulgated by General Services Administration Washington DC), A-A-51130 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 44576 (Kennametal Inc. Div Kennametal Industrial Products Group), 3506-0312 (Kennametal Inc. Div Kennametal Industrial Products Group) and 3 more.

What NSN replaces 3455-00-174-7843?

There are 5 known substitutes for 3455-00-174-7843: 5920-01-234-1322, 5950-01-363-3344, 4210-01-428-6390 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 44576?

Key specifications for 44576: Material Location: OVERALL; Nondefinitive Spec/std Data: I TYPE AND 1 STYLE AND B GRADE; Nondefinitive Spec/std Data: I TYPE AND 1 STYLE AND B GRADE; Material: STEEL ALLOY. 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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