The Insert,cutting Tool, cataloged under National Stock Number 3455-01-274-7773, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Seco Tools, Llc Dba Seco. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3455-01-274-7773 |
| Primary Part Number | TNMA-43NV/VNS |
| Item Name | Insert,cutting Tool |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Seco Tools, Llc Dba Seco |
| Status | ACTIVE |
| Mounting Method | PLAIN HOLE |
| Overall Thickness | 0.187 INCHES NOMINAL IN |
| Angular Measurement and Type | 60.0 DEGREES RAKE |
| Inscribed Circle Diameter | 0.500 INCHES IN |
| Mounting Hole Diameter | 0.202 INCHES IN |
| Shape | TRIANGULAR |
| Features Provided | ALL SURFACES GROUND AND COATED |
| Function for Which Designed | THREADING |
| Material | CARBIDE |
| 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 |
|---|---|
| TNMA-43NV/VNS | Seco Tools, Llc Dba Seco (USA) |
| Reference | Meaning |
|---|---|
| TNMA-43NV/VN5 | 3/9 Design control — primary reference Valenite Inc |
NSN 3455-01-274-7773 is a Insert,cutting Tool, manufactured by Seco Tools, Llc Dba Seco, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-274-7773 has 1 manufacturer part number on file: TNMA-43NV/VNS (Seco Tools, Llc Dba Seco).
Key specifications for TNMA-43NV/VNS: Mounting Method: PLAIN HOLE; Overall Thickness: 0.187 INCHES NOMINAL IN; Angular Measurement and Type: 60.0 DEGREES RAKE; Inscribed Circle Diameter: 0.500 INCHES 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.