The Reamer,machine, cataloged under National Stock Number 3455-00-516-4039, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3455-00-516-4039 |
| Item Name | Reamer,machine |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Status | ACTIVE |
| Shank Diameter | 0.438 INCHES NOMINAL IN |
| Flute Design | SPIRAL |
| Size Changeability Type | ADJUSTABLE |
| Helix Direction | LEFT-HAND |
| Flute Cut Direction | RIGHT-HAND |
| Shank Type | STRAIGHT |
| Size Range | +0.560 TO 0.569 INCHES IN |
| Guide | NOT INCLUDED |
| Flute Length | 0.938 INCHES NOMINAL IN |
| Diameter | 0.563 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 4 CLASS AND A GRADE AND III TYPE |
| Flute Type | INSERTED |
| Flute Quantity | 6 |
| 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 |
| Reference | Meaning |
|---|---|
| GGG-R-180 | 4/1 Identification reference U.S. Government activity |
| 56C | 3/9 Design control — primary reference Lempco Products Inc |
NSN 3455-00-516-4039 is a Reamer,machine, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6105-01-132-9267. Verify interchangeability with system specifications before substitution.
Key specifications for 3455-00-516-4039: Shank Diameter: 0.438 INCHES NOMINAL IN; Flute Design: SPIRAL; Size Changeability Type: ADJUSTABLE; Helix Direction: LEFT-HAND. 16 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.