The Reamer,shell,fluted, cataloged under National Stock Number 3455-01-335-2437, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Tivoly U S a Union Butterfield Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3455-01-335-2437 |
| Primary Part Number | 50-10912 |
| Item Name | Reamer,shell,fluted |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Tivoly U S a Union Butterfield Div |
| Status | ACTIVE |
| Flute Design | SPIRAL |
| Overall Diameter | 1.562 INCHES NOMINAL IN |
| Arbor Hole Shape | TAPERED |
| Keyway | NOT INCLUDED |
| Flute Helix Direction | LEFT-HAND |
| Specification/standard Data | 61805-50-10912 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Numeric Designator | 7 |
| Material | STEEL |
| Arbor Hole Diameter | 0.750 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 |
|---|---|
| 50-10912 PRIMARY | Tivoly U S a Union Butterfield Div (USA) |
| Reference | Meaning |
|---|---|
| 4516-1-9/16 | 5/9 Secondary reference Tivoly U S a Union Butterfield Div |
NSN 3455-01-335-2437 is a Reamer,shell,fluted, manufactured by Tivoly U S a Union Butterfield Div, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-335-2437 has 1 manufacturer part number on file: 50-10912 (Tivoly U S a Union Butterfield Div).
Key specifications for 50-10912: Flute Design: SPIRAL; Overall Diameter: 1.562 INCHES NOMINAL IN; Arbor Hole Shape: TAPERED; Overall Length: 3.000 INCHES NOMINAL IN. 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.