The Housing Section,air, cataloged under National Stock Number 1020-01-596-6255, is classified within Federal Supply Class 1020 (Guns, Over 125mm Through 150mm) of the Weapons group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1020-01-596-6255 |
| Primary Part Number | 2531480 |
| Item Name | Housing Section,air |
| FSC / FSG | 1020 / 10 — Guns, Over 125mm Through 150mm |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | THIS IS A THREE DIMENSIONAL WELDMENT SEGMENT OF THE OUTER HOUSING WITH A RECTANGULAR DUCT TO ALLOW AIR COOLING |
| Material | ALUMINUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2531480 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 1020-01-596-6255 is a Housing Section,air, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1020, Guns, Over 125mm Through 150mm. Status: active.
NSN 1020-01-596-6255 has 1 manufacturer part number on file: 2531480 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2531480: General Characteristics Item Description: THIS IS A THREE DIMENSIONAL WELDMENT SEGMENT OF THE OUTER HOUSING WITH A RECTANGULAR DUCT TO ALLOW AIR COOLING; Overall Length: 16.000 INCHES NOMINAL IN; Special Features: NEXT HIGHER ASSEMBLY: 1020-00-103-4577 CARRIAGE GUN MOUNT, P/N 2527106, P/N 2860058, CARRIAGE ASSEMBLY 5 INCH TRAINING INSTALLATION IN; Part Name Assigned by Controlling Agency: DUCT, AIR. 2 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.
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.