The Hammer,hand, cataloged under National Stock Number 5120-01-620-1002, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Bluesky Mast, Inc.. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5120-01-620-1002 |
| Primary Part Number | BSM2-V-P350-HMR-ES3 |
| Item Name | Hammer,hand |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Bluesky Mast, Inc. |
| Status | ACTIVE |
| Head Weight | 3.000 POUNDS LBS |
| Style Designator | HAND-DRILLING |
| Head Material | STEEL |
| Specification/standard Data | 05047-ASME B107.400 CAT 54 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Handle Material | STEEL |
| Nondefinitive Spec/std Data | 1 TYPE |
| 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 |
|---|---|
| BSM2-V-P350-HMR-ES3 | Bluesky Mast, Inc. (USA) |
| B3-3LB | Estwing Mfg Co Inc (USA) |
| Reference | Meaning |
|---|---|
| B107.400 CAT 54 TY1 | 5/1 Secondary reference U.S. Government activity |
| B107.54 | 5/9 Secondary reference The American Society of Mechanical Engineers |
| B107.400 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
NSN 5120-01-620-1002 is a Hammer,hand, manufactured by Bluesky Mast, Inc., classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-620-1002 has 2 manufacturer part numbers on file: BSM2-V-P350-HMR-ES3 (Bluesky Mast, Inc.), B3-3LB (Estwing Mfg Co Inc).
Key specifications for BSM2-V-P350-HMR-ES3: Head Weight: 3.000 POUNDS LBS; Style Designator: HAND-DRILLING; Overall Length: 11.000 INCHES NOMINAL IN; Head Material: STEEL. 6 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.