The Control Box,electrical-Electroni, cataloged under National Stock Number 1660-01-112-5042, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-112-5042 |
| Primary Part Number | SYLZ50497 |
| Item Name | Control Box,electrical-Electroni |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO. |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| SYLZ50497 | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
| A51E9508-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| A51E9508-1 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| A51E9508-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51E9508-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 1660-01-112-5042 is a Control Box,electrical-Electroni, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-112-5042 has 2 manufacturer part numbers on file: SYLZ50497 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc), A51E9508-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for SYLZ50497: Special Features: 8.250 IN. MAX. LG,5.100 IN. MAX.W IN; Part Name Assigned by Controlling Agency: CONTROL BOX,ELECTRICAL,AIRCRAFT AIR TEMPERATURE; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO.. 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 1660-01-112-5042 has DEMIL Code Q. 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.