The Reamer,machine, cataloged under National Stock Number 3455-01-244-4115, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3455-01-244-4115 |
| Primary Part Number | 220K611109-53 |
| Item Name | Reamer,machine |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.500 INCHES NOMINAL IN |
| Pilot Type | FIXED |
| Flute Design | ANY ACCEPTABLE |
| Unit Package Type | BOX |
| Flute Cut Direction | RIGHT-HAND |
| Shank Type | STRAIGHT |
| Shank Unthreaded Hole Diameter | 1.000 INCHES NOMINAL IN |
| Guide | NOT INCLUDED |
| Flute Length | 1.400 INCHES NOMINAL IN |
| Unit Package Quantity | 1 |
| Pilot Diameter | 0.9995 INCHES MINIMUM AND 1.0002 INCHES MAXIMUM IN |
| Pilot Length | 2.000 INCHES NOMINAL IN |
| Flute Type | INSERTED |
| Flute Quantity | 8 |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL CUTTING EDGE TIP |
| Reamer Type | FLATTED STRAIGHT |
| 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 |
|---|---|
| 220K611109-53 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 220K611106-53 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 220K611106-53 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
NSN 3455-01-244-4115 is a Reamer,machine, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-244-4115 has 2 manufacturer part numbers on file: 220K611109-53 (Northrop Grumman Systems Corporation), 220K611106-53 (Northrop Grumman Systems Corporation).
Key specifications for 220K611109-53: Shank Diameter: 0.500 INCHES NOMINAL IN; Pilot Type: FIXED; Flute Design: ANY ACCEPTABLE; Unit Package Type: BOX. 17 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.