The Junction Box, cataloged under National Stock Number 5975-01-540-7683, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hoffman Engineering Co Div of Federal Cartridge Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5975-01-540-7683 |
| Primary Part Number | A-SG4X4X4NK |
| Item Name | Junction Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Hoffman Engineering Co Div of Federal Cartridge Corp |
| Status | ACTIVE |
| Surface Treatment Document and Classification | ANSI 61 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Cover Mounting Hole Quantity | 4 |
| Inside Depth | 4.000 INCHES NOMINAL IN |
| Body Width | 4.000 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR-SQUARE CORNER BOX |
| Body Length | 4.000 INCHES NOMINAL IN |
| Surface Treatment | POLYESTER POWDER COATED OVERALL |
| Material | STEEL 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 |
|---|---|
| A-SG4X4X4NK PRIMARY | Hoffman Engineering Co Div of Federal Cartridge Corp (USA) |
| Reference | Meaning |
|---|---|
| 12443545 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5975-01-540-7683 is a Junction Box, manufactured by Hoffman Engineering Co Div of Federal Cartridge Corp, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-540-7683 has 1 manufacturer part number on file: A-SG4X4X4NK (Hoffman Engineering Co Div of Federal Cartridge Corp).
Key specifications for A-SG4X4X4NK: Surface Treatment Document and Classification: ANSI 61 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Cover Mounting Hole Quantity: 4; Inside Depth: 4.000 INCHES NOMINAL IN; Body Width: 4.000 INCHES NOMINAL IN. 8 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.