The Pilot,counterbore and Countersin, cataloged under National Stock Number 3460-01-561-4397, is classified within Federal Supply Class 3460 (Machine Tool Accessories) of the Metalworking Machinery (continued) group. The manufacturer of record is Sunnen Products Co. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3460-01-561-4397 |
| Primary Part Number | CK-3570 |
| Item Name | Pilot,counterbore and Countersin |
| FSC / FSG | 3460 / 34 — Machine Tool Accessories |
| Manufacturer | Sunnen Products Co |
| Status | ACTIVE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| CK-3570 PRIMARY | Sunnen Products Co (USA) |
| Reference | Meaning |
|---|---|
| 3460015614397 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 3460-01-561-4397 is a Pilot,counterbore and Countersin, manufactured by Sunnen Products Co, classified under FSC 3460, Machine Tool Accessories. Status: active.
NSN 3460-01-561-4397 has 1 manufacturer part number on file: CK-3570 (Sunnen Products Co).
Key specifications for CK-3570: Special Features: USED FOR 4 INCH HEAD. HARD STEEL GUILD SHOE IN; Part Name Assigned by Controlling Agency: GUILD SHOE FOR MANDREL DRILL; Material: STEEL. 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.