The Bar,boring Tool, cataloged under National Stock Number 3460-00-276-8908, is classified within Federal Supply Class 3460 (Machine Tool Accessories) of the Metalworking Machinery (continued) group. The manufacturer of record is Caro, Inc. Dba South Bend Lathe. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3460-00-276-8908 |
| Primary Part Number | 3856D |
| Item Name | Bar,boring Tool |
| FSC / FSG | 3460 / 34 — Machine Tool Accessories |
| Manufacturer | Caro, Inc. Dba South Bend Lathe |
| Status | ACTIVE |
| Length | 8.000 INCHES NOMINAL IN |
| Design Type | INTEGRAL CUTTER |
| Diameter | 0.438 INCHES NOMINAL IN |
| Shank Shape | STRAIGHT |
| Purpose for Which Ground | UNGROUND |
| Bushing | NOT INCLUDED |
| Cutting End Angle to Horizontal Bar Axis in Deg | 90.0 |
| 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 |
|---|---|
| 3856D PRIMARY | Caro, Inc. Dba South Bend Lathe (USA) |
| CE3861 PRIMARY | Caro, Inc. Dba South Bend Lathe (USA) |
| Reference | Meaning |
|---|---|
| 566-9102-1183573ALT2PC3856D | 5/2 Secondary reference U.S. Government activity |
| 564-9102-938487ALT1PC3856D | 5/2 Secondary reference U.S. Government activity |
| 2978-08PC3856D | 5/9 Secondary reference U.S. Government activity |
NSN 3460-00-276-8908 is a Bar,boring Tool, manufactured by Caro, Inc. Dba South Bend Lathe, classified under FSC 3460, Machine Tool Accessories. Status: active.
NSN 3460-00-276-8908 has 2 manufacturer part numbers on file: 3856D (Caro, Inc. Dba South Bend Lathe), CE3861 (Caro, Inc. Dba South Bend Lathe).
Key specifications for 3856D: Length: 8.000 INCHES NOMINAL IN; Design Type: INTEGRAL CUTTER; Diameter: 0.438 INCHES NOMINAL IN; Shank Shape: STRAIGHT. 7 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.