The Air Outlet,air Cooling Duct,airc, cataloged under National Stock Number 5342-01-561-0994, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Aerospace Lighting Corporation. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5342-01-561-0994 |
| Primary Part Number | 4593-10 |
| Item Name | Air Outlet,air Cooling Duct,airc |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Aerospace Lighting Corporation |
| Status | ACTIVE |
| Overall Diameter | 2.500 INCHES NOMINAL IN |
| Accessory Components and Quantity | BALL ASSEMBLY 1; WASHER, WAVE 1; RETAINER 1; SECURING NUT 1; FLANGE 1; SEAL, REAR 1 |
| Specification/standard Data | 559579-MIL-A-8625 GOVERNMENT SPECIFICATION |
| Color | BLACK |
| Thread Size and Series/type Designator | 2.0-24 UNS |
| 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 |
|---|---|
| 4593-10 PRIMARY | Aerospace Lighting Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4593-1 | 5/9 Secondary reference Aerospace Lighting Corporation |
NSN 5342-01-561-0994 is a Air Outlet,air Cooling Duct,airc, manufactured by Aerospace Lighting Corporation, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-561-0994 has 1 manufacturer part number on file: 4593-10 (Aerospace Lighting Corporation).
Key specifications for 4593-10: Overall Diameter: 2.500 INCHES NOMINAL IN; Overall Length: 1.380 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN; Accessory Components and Quantity: BALL ASSEMBLY 1; WASHER, WAVE 1; RETAINER 1; SECURING NUT 1; FLANGE 1; SEAL, REAR 1; Specification/standard Data: 559579-MIL-A-8625 GOVERNMENT SPECIFICATION. 5 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 5342-01-561-0994 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.