The Interconnecting Box, cataloged under National Stock Number 5975-01-527-1086, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-527-1086 |
| Primary Part Number | 3-61380-1MD3 |
| Item Name | Interconnecting Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| 3-61380-1MD3 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3-61380-1MD3 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 3-61380-1MD3 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
NSN 5975-01-527-1086 is a Interconnecting Box, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-527-1086 has 1 manufacturer part number on file: 3-61380-1MD3 (Northrop Grumman Systems Corporation).
Key specifications for 3-61380-1MD3: Special Features: THIS IS MODIFIED INTERCONNECTING BOX 3-61380-1 MODIFIED WITH THE AN/ARC-164 RADIO AND AN/ARN 147 NAVIGATION SYSTEM.; End Item Identification: T38A/AT-38B AIRCRAFT. 0 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.