The Conversion Kit,rifle, cataloged under National Stock Number 1010-01-657-1377, is classified within Federal Supply Class 1010 (Guns, Over 30mm up to 75mm) of the Weapons group. The manufacturer of record is General Dynamics Ordnance and Tactical Systems - Simunition Operations, Inc. Dba General Dynamics Ordnance & Tactical Systems Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1010-01-657-1377 |
| Primary Part Number | 5311820 |
| Item Name | Conversion Kit,rifle |
| FSC / FSG | 1010 / 10 — Guns, Over 30mm up to 75mm |
| Manufacturer | General Dynamics Ordnance and Tactical Systems - Simunition Operations, Inc. Dba General Dynamics Ordnance & Tactical Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5311820 PRIMARY | General Dynamics Ordnance and Tactical Systems - Simunition Operations, Inc. Dba General Dynamics Ordnance & Tactical Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 10421787 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 1010-01-657-1377 is a Conversion Kit,rifle, manufactured by General Dynamics Ordnance and Tactical Systems - Simunition Operations, Inc. Dba General Dynamics Ordnance & Tactical Systems Inc, classified under FSC 1010, Guns, Over 30mm up to 75mm. Status: active.
NSN 1010-01-657-1377 has 1 manufacturer part number on file: 5311820 (General Dynamics Ordnance and Tactical Systems - Simunition Operations, Inc. Dba General Dynamics Ordnance & Tactical Systems Inc).
Key specifications for 5311820: Part Name Assigned by Controlling Agency: CONVERSION KIT,RIFLE. 0 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 1010-01-657-1377 has DEMIL Code D. 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.