The Extender Mechanism,underwater Mi, cataloged under National Stock Number 1350-00-707-0657, is classified within Federal Supply Class 1350 (Underwater Mine and Components, Inert) of the Ammunition and Explosives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1350-00-707-0657 |
| Primary Part Number | LD55550 |
| Item Name | Extender Mechanism,underwater Mi |
| FSC / FSG | 1350 / 13 — Underwater Mine and Components, Inert |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Package Nominal Overall Height and Type | 16.38 INCHES SHIPPING CONTAINER IN |
| Package Nominal Overall Height and Type | 48.30 INCHES PALLET, US NAVY IN |
| Package Nominal Overall Width and Type | 21.75 INCHES SHIPPING CONTAINER IN |
| Package Nominal Overall Width and Type | 46.50 INCHES PALLET, US NAVY IN |
| Package Nominal Overall Length and Type | 23.25 INCHES SHIPPING CONTAINER IN |
| Package Nominal Overall Length and Type | 49.10 INCHES PALLET, US NAVY IN |
| Unable to Decode | UNABLE TO DECODE |
| Unable to Decode | UNABLE TO DECODE |
| Gross Weight | 78.0 SHIPPING CONTAINER POUNDS AND 1030.0 PALLET POUNDS |
| 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 |
|---|---|
| LD55550 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1350-R315 | 6/9 Informative reference only U.S. Government activity |
NSN 1350-00-707-0657 is a Extender Mechanism,underwater Mi, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1350, Underwater Mine and Components, Inert. Status: active.
NSN 1350-00-707-0657 has 1 manufacturer part number on file: LD55550 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for LD55550: Package Nominal Overall Height and Type: 16.38 INCHES SHIPPING CONTAINER IN; Package Nominal Overall Height and Type: 48.30 INCHES PALLET, US NAVY IN; Package Nominal Overall Width and Type: 21.75 INCHES SHIPPING CONTAINER IN; Package Nominal Overall Width and Type: 46.50 INCHES PALLET, US NAVY IN. 9 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 1350-00-707-0657 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.