The Insert,locking, cataloged under National Stock Number 1005-01-657-7507, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Ian Edgar (liverpool) Ltd, T/a Edgar Brothers. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1005-01-657-7507 |
| Primary Part Number | 2401055 |
| Item Name | Insert,locking |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Ian Edgar (liverpool) Ltd, T/a Edgar Brothers |
| Status | ACTIVE |
| Color | BLACK |
| Surface Treatment | OXIDE |
| Material | STEEL |
| 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 |
|---|---|
| 2401055 | Ian Edgar (liverpool) Ltd, T/a Edgar Brothers (GBR) |
| Reference | Meaning |
|---|---|
| 2401055 | 3/9 Design control — primary reference Sig Sauer Inc. |
NSN 1005-01-657-7507 is a Insert,locking, manufactured by Ian Edgar (liverpool) Ltd, T/a Edgar Brothers, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-01-657-7507 has 1 manufacturer part number on file: 2401055 (Ian Edgar (liverpool) Ltd, T/a Edgar Brothers).
Key specifications for 2401055: Overall Length: 0.360 INCHES NOMINAL IN; Overall Width: 0.092 INCHES NOMINAL IN; Color: BLACK; Surface Treatment: OXIDE. 3 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 1005-01-657-7507 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.