The Cutter,milling,shell End, cataloged under National Stock Number 3455-01-239-1425, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3455-01-239-1425 |
| Primary Part Number | 3040A16 |
| Item Name | Cutter,milling,shell End |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Mounting Hole Diameter | 1.000 INCHES NOMINAL IN |
| Outside Diameter | 2.500 INCHES NOMINAL IN |
| Tooth Type | INTEGRAL |
| Specification/standard Data | 80204-B94.19 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Cutting Side Designation | RIGHT-HAND |
| Material | STEEL |
| Face Width | 1.625 INCHES NOMINAL 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 |
|---|---|
| 3040A16 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| B94.19 TABLE 17A | 3/1 Design control — primary reference U.S. Government activity |
| B94.19 TABLE 19 | 5/9 Secondary reference U.S. Government activity |
NSN 3455-01-239-1425 is a Cutter,milling,shell End, manufactured by Mcmaster-Carr Supply Co, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-239-1425 has 1 manufacturer part number on file: 3040A16 (Mcmaster-Carr Supply Co).
Key specifications for 3040A16: Mounting Hole Diameter: 1.000 INCHES NOMINAL IN; Outside Diameter: 2.500 INCHES NOMINAL IN; Tooth Type: INTEGRAL; Specification/standard Data: 80204-B94.19 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 7 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.