The Shim Seat,insert,cutting Tool, cataloged under National Stock Number 3455-01-070-0700, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Walter Usa, Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3455-01-070-0700 |
| Primary Part Number | STN-43A |
| Item Name | Shim Seat,insert,cutting Tool |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Walter Usa, Llc |
| Status | ACTIVE |
| Overall Thickness | 0.125 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 |
|---|---|
| STN-43A | Walter Usa, Llc (USA) |
| Reference | Meaning |
|---|---|
| STN-43A | 3/9 Design control — primary reference Valenite, Llc |
| STN-43A | 5/9 Secondary reference Valenite Inc |
NSN 3455-01-070-0700 is a Shim Seat,insert,cutting Tool, manufactured by Walter Usa, Llc, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-070-0700 has 1 manufacturer part number on file: STN-43A (Walter Usa, Llc).
Key specifications for STN-43A: Overall Thickness: 0.125 INCHES NOMINAL IN; Special Features: TRIANGULAR; End Item Identification: VALENITE SOLID SHANK BORING BARS. 1 specification is 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.