The Junction Box, cataloged under National Stock Number 5975-01-540-3399, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is U S Dept of Transportation Federal Aviation Administration. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-540-3399 |
| Primary Part Number | 174235 |
| Item Name | Junction Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | U S Dept of Transportation Federal Aviation Administration |
| 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 |
NSN 5975-01-540-3399 is a Junction Box, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-540-3399 has 2 manufacturer part numbers on file: 174235 (U S Dept of Transportation Federal Aviation Administration), 174235 (Aeroflex Laboratories Inc Comstron Div).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-540-6748. Verify interchangeability with system specifications before substitution.
Key specifications for 174235: Special Features: NAVAIR (USN/USMC AVIATION (AIR TRAFFIC CONTROL)) REFER TO OPNAVINST 3721.5M.; End Item Identification: DIGITAL TERMINAL RADAR AIRPORT SURVEILLANCE RADAR (ASR11). 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.