NSN 3455-01-203-2768 — this item is cataloged by the U.S. Government under National Stock Number 3455-01-203-2768. Manufacturer of record part number: 12232.
Also searched as3455-01-203-2768 ·
3455012032768 ·
NIIN 012032768 ·
01-203-2768 ·
FSC 3455 Cutting Tools for Machine Tools · CAGE 63672 · 12232
General Characteristics Item Description: 1.0 IN. CUTTER DIA; 2 IN. DEPTH OF CUT; MADE OF HARDENED, HIGH SPEED TOOL STEEL IN
1 manufacturer part number on file
Manufacturer of record: Hougen Manufacturing, Inc
Identification
NSN: 3455-01-203-2768
NIIN: 012032768
FSC: 3455 — Cutting Tools for Machine Tools
FSG: 34 — Metalworking Machinery (continued)
Primary part number: 12232
Manufacturer: Hougen Manufacturing, Inc
General Description
The Trepanning Tool,machine, cataloged under National Stock Number 3455-01-203-2768, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Hougen Manufacturing, Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3455-01-203-2768
Primary Part Number
12232
Item Name
Trepanning Tool,machine
FSC / FSG
3455 / 34 — Cutting Tools for Machine Tools
Manufacturer
Hougen Manufacturing, Inc
Status
ACTIVE
General Characteristics Item Description
1.0 IN. CUTTER DIA; 2 IN. DEPTH OF CUT; MADE OF HARDENED, HIGH SPEED TOOL STEEL IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6640-01-421-551812232POSSIBLE MATCH
INDUCTOR COIL ASSY,
Possible match (shared part number)L & R Manufacturing Company
3825-01-512-705001 ME016000POSSIBLE MATCH
COVER ASSY,HYDRAULIC MOTOR
Possible match (shared part number)Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division
8030-01-721-281912232POSSIBLE MATCH
SEALING COMPOUND
Possible match (shared part number)Permatex, Inc. Div Itw Permatex
NSN 3455-01-203-2768 is a Trepanning Tool,machine, manufactured by Hougen Manufacturing, Inc, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
What part numbers are listed for NSN 3455-01-203-2768?
NSN 3455-01-203-2768 has 1 manufacturer part number on file: 12232 (Hougen Manufacturing, Inc).
What NSN replaces 3455-01-203-2768?
3 possible matches (shared part number, not a government interchangeability claim): 6640-01-421-5518, 3825-01-512-7050, 8030-01-721-2819. Verify interchangeability with system specifications before substitution.
What are the specifications of 12232?
Key specifications for 12232: General Characteristics Item Description: 1.0 IN. CUTTER DIA; 2 IN. DEPTH OF CUT; MADE OF HARDENED, HIGH SPEED TOOL STEEL IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 3455-01-203-2768 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.