The Insert,cutting Tool, cataloged under National Stock Number 3455-01-330-8255, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Niagara Cutter 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3455-01-330-8255 |
| Primary Part Number | 71646 |
| Item Name | Insert,cutting Tool |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Niagara Cutter Inc |
| Status | ACTIVE |
| Material | TIN AND COBALT |
| 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 |
|---|---|
| 71646 PRIMARY | Niagara Cutter Inc (USA) |
NSN 3455-01-330-8255 is a Insert,cutting Tool, manufactured by Niagara Cutter Inc, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-330-8255 has 1 manufacturer part number on file: 71646 (Niagara Cutter Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-514-0821. Verify interchangeability with system specifications before substitution.
Key specifications for 71646: Overall Length: 4.500 INCHES NOMINAL IN; Material: TIN AND COBALT. 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.