The Reamer,machine, cataloged under National Stock Number 3455-01-444-4150, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3455-01-444-4150 |
| Primary Part Number | TFIM25.116-3122 |
| Item Name | Reamer,machine |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.2792 INCHES NOMINAL IN |
| Flute Design | HELICAL |
| Helix Direction | LEFT-HAND |
| Flute Cut Direction | RIGHT-HAND |
| Shank Type | STRAIGHT |
| Guide | NOT INCLUDED |
| Flute Length | 1.200 INCHES NOMINAL IN |
| Diameter | 0.3122 INCHES NOMINAL IN |
| Flute Type | INTEGRAL |
| Flute Quantity | 4 |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL CUTTING EDGE TIP |
| Reamer Type | FLUTED CHUCKING |
| 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 |
|---|---|
| TFIM25.116-3122 PRIMARY | The Boeing Company Div Defense (USA) |
| TFIM25.116-3122 | United Drill Bushing Corporation Dba United Drill Bushing Corp (USA) |
| Reference | Meaning |
|---|---|
| 535L.3122 | 5/9 Secondary reference Lavallee & Ide Inc |
NSN 3455-01-444-4150 is a Reamer,machine, manufactured by The Boeing Company Div Defense, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-444-4150 has 2 manufacturer part numbers on file: TFIM25.116-3122 (The Boeing Company Div Defense), TFIM25.116-3122 (United Drill Bushing Corporation Dba United Drill Bushing Corp).
Key specifications for TFIM25.116-3122: Shank Diameter: 0.2792 INCHES NOMINAL IN; Flute Design: HELICAL; Helix Direction: LEFT-HAND; Flute Cut Direction: RIGHT-HAND. 13 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.