The Trepanning Tool,machine, cataloged under National Stock Number 3455-01-203-7449, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3455-01-203-7449 |
| Primary Part Number | 12220 |
| Item Name | Trepanning Tool,machine |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Hougen Manufacturing, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 0.6250 IN. CUTTER DIA; 2.0 IN. DEPTH OF CUT; MADE OF HARDENED, HIGH SPEED TOOL STEEL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12220 PRIMARY | Hougen Manufacturing, Inc (USA) |
NSN 3455-01-203-7449 is a Trepanning Tool,machine, manufactured by Hougen Manufacturing, Inc, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-203-7449 has 1 manufacturer part number on file: 12220 (Hougen Manufacturing, Inc).
Key specifications for 12220: General Characteristics Item Description: 0.6250 IN. CUTTER DIA; 2.0 IN. DEPTH OF CUT; MADE OF HARDENED, HIGH SPEED TOOL STEEL IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.