The File,rotary, cataloged under National Stock Number 3455-01-138-9100, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Martindale Electric Company, the. 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 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 | 3455-01-138-9100 |
| Primary Part Number | GS8 |
| Item Name | File,rotary |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Martindale Electric Company, the |
| Status | ACTIVE |
| Length | 0.438 INCHES NOMINAL IN |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Style Designator | CONE SHAPE |
| Diameter | 0.250 INCHES NOMINAL IN |
| Shape | STRAIGHT |
| Mounting Shank | INCLUDED |
| Material | STEEL |
| Cutter Tooth Shaping Method | HAND CUT |
| Cutter Tooth Cut Style | MEDIUM |
| 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 |
|---|---|
| GS8 PRIMARY | Martindale Electric Company, the (USA) |
NSN 3455-01-138-9100 is a File,rotary, manufactured by Martindale Electric Company, the, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-01-138-9100 has 1 manufacturer part number on file: GS8 (Martindale Electric Company, the).
1 possible match (shared part number, not a government interchangeability claim): 6530-01-674-0793. Verify interchangeability with system specifications before substitution.
Key specifications for GS8: Length: 0.438 INCHES NOMINAL IN; Overall Diameter: 0.500 INCHES NOMINAL IN; Style Designator: CONE SHAPE; Diameter: 0.250 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.