The Collet,machine, cataloged under National Stock Number 3460-01-556-0146, is classified within Federal Supply Class 3460 (Machine Tool Accessories) of the Metalworking Machinery (continued) group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3460-01-556-0146 |
| Item Name | Collet,machine |
| FSC / FSG | 3460 / 34 — Machine Tool Accessories |
| Status | ACTIVE |
| Design Type | SPRING FORCE-IN |
| Internal Grip Hole Shape | ROUND |
| Material Size Accommodated | 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| Material | STEEL |
| 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 |
|---|---|
| DA20-0234 | 3/9 Design control — primary reference Command Corp Intl |
| 8326068 | D/9 Drawing number reference only U.S. Government activity |
| 8326068-72 | 5/2 Secondary reference U.S. Government activity |
NSN 3460-01-556-0146 is a Collet,machine, classified under FSC 3460, Machine Tool Accessories. Status: active.
6 possible matches (shared part number, not a government interchangeability claim): 3460-01-556-0158, 3460-01-556-0165, 3460-01-556-0172. Verify interchangeability with system specifications before substitution.
Key specifications for 3460-01-556-0146: Design Type: SPRING FORCE-IN; Internal Grip Hole Shape: ROUND; Overall Length: 1.188 INCHES NOMINAL IN; Material Size Accommodated: 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN. 4 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.