The Modification Kit,gun,weapon, cataloged under National Stock Number 1005-01-666-1490, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1005-01-666-1490 |
| Item Name | Modification Kit,gun,weapon |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Status | ACTIVE |
| Unpackaged Unit Length | 9.0 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CALX-MCX-9B-300B | 5/9 Secondary reference Sig Sauer Inc. |
| W CALX-MCX-9B-300B-TAP | 3/9 Design control — primary reference Sig Sauer Inc. |
NSN 1005-01-666-1490 is a Modification Kit,gun,weapon, classified under FSC 1005, Guns, Through 30mm. Status: active.
Key specifications for 1005-01-666-1490: Unpackaged Unit Length: 9.0 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: CAL-X KIT; End Item Identification: SIGMCX. 1 specification is 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 1005-01-666-1490 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.