The Holding Tool,breechblock, cataloged under National Stock Number 4933-00-616-3768, is classified within Federal Supply Class 4933 (Weapons Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Army, United States Department of the Dba Watervliet Arsenal Div Business Development. Government technical data includes 7 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4933-00-616-3768 |
| Primary Part Number | 6163768 |
| Item Name | Holding Tool,breechblock |
| FSC / FSG | 4933 / 49 — Weapons Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Army, United States Department of the Dba Watervliet Arsenal Div Business Development |
| Status | ACTIVE |
| Flange Thickness | 0.625 INCHES NOMINAL IN |
| Shoulder Height | 1.000 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Overall Thickness | 1.625 INCHES NOMINAL IN |
| Style Designator | OVERSIZE POST |
| Shoulder Diameter | 2.187 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN |
| Flange Width | 1.938 INCHES NOMINAL IN |
| Material | IRON MALLEABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6163768 PRIMARY | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA) |
NSN 4933-00-616-3768 is a Holding Tool,breechblock, manufactured by Army, United States Department of the Dba Watervliet Arsenal Div Business Development, classified under FSC 4933, Weapons Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4933-00-616-3768 has 1 manufacturer part number on file: 6163768 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development).
Key specifications for 6163768: Flange Thickness: 0.625 INCHES NOMINAL IN; Shoulder Height: 1.000 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN; Overall Thickness: 1.625 INCHES NOMINAL IN; Style Designator: OVERSIZE POST. 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.
NSN 4933-00-616-3768 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.