The Chuck,drill, cataloged under National Stock Number 3460-00-148-2201, is classified within Federal Supply Class 3460 (Machine Tool Accessories) of the Metalworking Machinery (continued) group. The manufacturer of record is Jacobs Mfg Co the. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3460-00-148-2201 |
| Primary Part Number | 7B1-2 20 |
| Item Name | Chuck,drill |
| FSC / FSG | 3460 / 34 — Machine Tool Accessories |
| Manufacturer | Jacobs Mfg Co the |
| Status | ACTIVE |
| Tool Size Accommodated | 0.250 INCHES NOMINAL IN |
| Attachment Type | THREADED |
| Attachment Size Designation | 1/2-20 UNF |
| Nondefinitive Spec/std Data | 1 TYPE AND 2 CLASS |
| Unit Type | 3-JAW KEY |
| Bearing Type | PLAIN |
| Arbor | NOT INCLUDED |
| Performance Type | MEDIUM DUTY |
| Attachment Method | ARBOR HOLE |
| 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 |
|---|---|
| 7B1-2 20 PRIMARY | Jacobs Mfg Co the (USA) |
| 0Z018 W/K7 | Jacobs Mfg Co the (USA) |
| Reference | Meaning |
|---|---|
| C6-5B 1/2-20 | 5/9 Secondary reference Cushman Industries Inc |
| GGG-C-350 | 4/1 Identification reference U.S. Government activity |
| 2812A37 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
NSN 3460-00-148-2201 is a Chuck,drill, manufactured by Jacobs Mfg Co the, classified under FSC 3460, Machine Tool Accessories. Status: active.
NSN 3460-00-148-2201 has 2 manufacturer part numbers on file: 7B1-2 20 (Jacobs Mfg Co the), 0Z018 W/K7 (Jacobs Mfg Co the).
Key specifications for 7B1-2 20: Tool Size Accommodated: 0.250 INCHES NOMINAL IN; Attachment Type: THREADED; Attachment Size Designation: 1/2-20 UNF; Nondefinitive Spec/std Data: 1 TYPE AND 2 CLASS. 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.