The Junction Box, cataloged under National Stock Number 5975-00-215-4290, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5975-00-215-4290 |
| Primary Part Number | C78A |
| Item Name | Junction Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Third Center to Center Distance Between Mounting Holes | 10.000 INCHES NOMINAL IN |
| Inside Width | 25.250 INCHES NOMINAL IN |
| Inside Length | 26.000 INCHES NOMINAL IN |
| Second Center to Center Distance Between Mounting Holes | 27.500 INCHES NOMINAL IN |
| Cover Mounting Hole Quantity | 16 |
| Inside Depth | 10.500 INCHES NOMINAL IN |
| Cover Type | RAISED |
| First Center to Center Distance Between Mounting Holes | 27.500 INCHES NOMINAL IN |
| Mounting Feet Length | 28.750 INCHES NOMINAL IN |
| Environmental Protection | WATERTIGHT |
| Mounting Feet Thickness | 0.375 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Standard Wiring Device Quantity | 60 |
| Cover Opening Shape and Quantity | 3 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 |
|---|---|
| C78A | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 9000S8106-73144 | 3/2 Design control — primary reference U.S. Government activity |
| 9000S8106-73144ALT2 | 5/2 Secondary reference U.S. Government activity |
NSN 5975-00-215-4290 is a Junction Box, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-00-215-4290 has 1 manufacturer part number on file: C78A (Naval Inventory Control Point Mechanicsburg).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-124-7790. Verify interchangeability with system specifications before substitution.
Key specifications for C78A: Overall Height: 12.250 INCHES NOMINAL IN; Third Center to Center Distance Between Mounting Holes: 10.000 INCHES NOMINAL IN; Inside Width: 25.250 INCHES NOMINAL IN; Inside Length: 26.000 INCHES NOMINAL IN. 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.