The Junction Box, cataloged under National Stock Number 5975-01-535-2443, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Astronics Test Systems Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5975-01-535-2443 |
| Primary Part Number | 3654AS405-101 |
| Item Name | Junction Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Astronics Test Systems Inc |
| Status | ACTIVE |
| Material Thickness | 0.059 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 3654AS405-101 PRIMARY | Astronics Test Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 3654AS405-101 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 3654AS405 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5975-01-535-2443 is a Junction Box, manufactured by Astronics Test Systems Inc, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-535-2443 has 1 manufacturer part number on file: 3654AS405-101 (Astronics Test Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-535-2520. Verify interchangeability with system specifications before substitution.
Key specifications for 3654AS405-101: Material Thickness: 0.059 INCHES NOMINAL IN; Special Features: 16 GA ENCLOSURE 316 SSTL N0. 3 FINISH; Part Name Assigned by Controlling Agency: INAVY-ENCLOSURE; End Item Identification: JET ENGINE;ENCLOSURE. 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.