The Counterbore Assembl, cataloged under National Stock Number 4933-00-565-3459, 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 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Counterbore Assembl |
| FSC / FSG | 4933 — Weapons Maintenance and Repair Shop Specialized Equipment (FSG 49) |
| Manufacturers | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (CAGE 19200) |
| Parameter | Value |
|---|---|
| NSN | 4933-00-565-3459 |
| Primary Part Number | 5653459 |
| Item Name | Counterbore Assembl |
| FSC / FSG | 4933 / 49 — Weapons Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 5653459 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| 5653459 | 5/9 Secondary reference Springfield Armory |
NSN 4933-00-565-3459 is a Counterbore Assembl, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 4933, Weapons Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4933-00-565-3459 has 1 manufacturer part number on file: 5653459 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-177-7733. Verify interchangeability with system specifications before substitution.
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 4933-00-565-3459 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.