The Interconnecting Box, cataloged under National Stock Number 5975-00-569-3538, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3 Technologies, Inc. Div Communication Systems-East. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5975-00-569-3538 |
| Primary Part Number | P727706-501SUB4 |
| Item Name | Interconnecting Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | L3 Technologies, Inc. Div Communication Systems-East |
| Status | ACTIVE |
| FSC Application Data | RADAR SET,EXC. FIRE CONTROL AND GUIDED MISSILE,NONAIRBORNE |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| P727706-501SUB4 PRIMARY | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| Reference | Meaning |
|---|---|
| P727706-501SUB4 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5975-00-569-3538 is a Interconnecting Box, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-00-569-3538 has 1 manufacturer part number on file: P727706-501SUB4 (L3 Technologies, Inc. Div Communication Systems-East).
Key specifications for P727706-501SUB4: Overall Height: 1.500 INCHES NOMINAL IN; FSC Application Data: RADAR SET,EXC. FIRE CONTROL AND GUIDED MISSILE,NONAIRBORNE; Overall Width: 1.266 INCHES NOMINAL IN; Special Features: LGTH 2.016 IN.;CABLE MTD;RESISTOR,CONNECTOR RECEPTACLE,CONNECTOR ADAPTER,CONNECTOR PLUG 2 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.
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.