The Interconnecting Box, cataloged under National Stock Number 5975-01-022-9504, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ge Aviation Systems Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-022-9504 |
| Primary Part Number | 157740-01-01 |
| Item Name | Interconnecting Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| FSC Application Data | NAVIGATION DISPLAY SET,AN/ASN-124,AIRCRAFT |
| Material | ALUMINUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 157740-01-01 PRIMARY | Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| J3349ASN124 | 5/1 Secondary reference U.S. Government activity |
NSN 5975-01-022-9504 is a Interconnecting Box, manufactured by Ge Aviation Systems Llc, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-022-9504 has 1 manufacturer part number on file: 157740-01-01 (Ge Aviation Systems Llc).
Key specifications for 157740-01-01: Overall Height: 6.250 INCHES NOMINAL IN; FSC Application Data: NAVIGATION DISPLAY SET,AN/ASN-124,AIRCRAFT; Overall Width: 10.250 INCHES NOMINAL IN; Special Features: OVERALL LENGTH:13.500 IN.NOMINAL;JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM NAME:INTERCONNECTING BOX;JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM TYPE NUMBER:J-3349/ASN-124;MOUNTING CONFIGURATION:FOUR 0.260 IN.DIA MTG HOLES ON 4 IN.BY 15 IN.MTG CENTERS IN. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5975-01-022-9504 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.