The Junction Box, cataloged under National Stock Number 5975-01-421-3521, 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 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-421-3521 |
| Primary Part Number | A-806CHEMC |
| Item Name | Junction Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Hoffman Engineering Co Div of Federal Cartridge Corp |
| Status | ACTIVE |
| Inside Width | 6.750 INCHES NOMINAL IN |
| Inside Length | 4.880 INCHES NOMINAL IN |
| Second Center to Center Distance Between Mounting Holes | 4.000 INCHES NOMINAL IN |
| Cover Mounting Hole Quantity | 1 |
| Inside Depth | 3.000 INCHES NOMINAL IN |
| Entrance Quantity | 1 |
| Cover Type | HINGED |
| First Center to Center Distance Between Mounting Holes | 8.750 INCHES NOMINAL IN |
| Cover Attachment Method | HINGE |
| Mounting Feet Length | 5.000 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Environmental Protection | DUSTPROOF AND OIL RESISTANT |
| Material | STEEL COMP 302 OVERALL |
| Cover Opening Shape and Quantity | 1 RECTANGULAR |
| 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-806CHEMC PRIMARY | Hoffman Engineering Co Div of Federal Cartridge Corp (USA) |
| Reference | Meaning |
|---|---|
| 246-1081-010 | 5/2 Secondary reference U.S. Government activity |
| A-806CHRFI | 5/9 Secondary reference Hoffman Engineering Co Div of Federal Cartridge Corp |
NSN 5975-01-421-3521 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 5975-01-421-3521 has 1 manufacturer part number on file: A-806CHEMC (Hoffman Engineering Co Div of Federal Cartridge Corp).
Key specifications for A-806CHEMC: Inside Width: 6.750 INCHES NOMINAL IN; Inside Length: 4.880 INCHES NOMINAL IN; Second Center to Center Distance Between Mounting Holes: 4.000 INCHES NOMINAL IN; Cover Mounting Hole Quantity: 1. 14 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.