The Junction Box, cataloged under National Stock Number 5975-01-721-4900, 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 Enclosures Inc Dba Hoffman Enclosures Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5975-01-721-4900 |
| Primary Part Number | C12C12 |
| Item Name | Junction Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Hoffman Enclosures Inc Dba Hoffman Enclosures Inc |
| Status | ACTIVE |
| Inside Width | 10.62 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | ANSI 61 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Inside Length | 11.50 INCHES NOMINAL IN |
| Cover Type | FLAT |
| Cover Attachment Method | HINGE |
| Surface Treatment | PAINT AND POLYESTER POWDER COATED OVERALL |
| Material | STEEL 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 |
|---|---|
| C12C12 PRIMARY | Hoffman Enclosures Inc Dba Hoffman Enclosures Inc (USA) |
| 70015K13 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 70015K13 | C/1 Advisory reference — outside the item-of-supply concept Hoffman Enclosures Inc Dba Hoffman Enclosures Inc |
NSN 5975-01-721-4900 is a Junction Box, manufactured by Hoffman Enclosures Inc Dba Hoffman Enclosures Inc, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-721-4900 has 2 manufacturer part numbers on file: C12C12 (Hoffman Enclosures Inc Dba Hoffman Enclosures Inc), 70015K13 (Mcmaster-Carr Supply Co).
Key specifications for C12C12: Overall Height: 9.09 INCHES NOMINAL IN; Inside Width: 10.62 INCHES NOMINAL IN; Surface Treatment Document and Classification: ANSI 61 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Inside Length: 11.50 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.