The Cutter,milling,end, cataloged under National Stock Number 3455-01-167-4201, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Kennametal Inc. Div Kennametal Industrial Products Group. Government technical data includes 9 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3455-01-167-4201 |
| Primary Part Number | 41250 |
| Item Name | Cutter,milling,end |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Kennametal Inc. Div Kennametal Industrial Products Group |
| Status | ACTIVE |
| Shank Diameter | 0.375 INCHES NOMINAL IN |
| Flute Design | HELICAL |
| Helix Direction | RIGHT-HAND |
| Design Form | SINGLE END |
| Shank Type | STRAIGHT |
| Cut Length | 0.750 INCHES NOMINAL IN |
| Diameter | 0.312 INCHES NOMINAL IN |
| Cutting Rotation Direction | RIGHT-HAND |
| Material | STEEL |
| 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 |
|---|---|
| 41250 PRIMARY | Kennametal Inc. Div Kennametal Industrial Products Group (USA) |
| Reference | Meaning |
|---|---|
| 41250 | 5/9 Secondary reference Cleveland Twist Drill Co Div of Greenfield Industries Inc |
NSN 3455-01-167-4201 is a Cutter,milling,end, manufactured by Kennametal Inc. Div Kennametal Industrial Products Group, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-167-4201 has 1 manufacturer part number on file: 41250 (Kennametal Inc. Div Kennametal Industrial Products Group).
3 possible matches (shared part number, not a government interchangeability claim): 6515-01-494-2188, 4720-01-569-2752, 8125-01-597-8871. Verify interchangeability with system specifications before substitution.
Key specifications for 41250: Shank Diameter: 0.375 INCHES NOMINAL IN; Flute Design: HELICAL; Helix Direction: RIGHT-HAND; Design Form: SINGLE END. 9 specifications are 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.