The Box Connector,electrical, cataloged under National Stock Number 5975-01-083-5781, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5975-01-083-5781 |
| Item Name | Box Connector,electrical |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Status | ACTIVE |
| Item Accommodated Trade Size | 0.500 INCHES FIRST END IN |
| Style Designator | STRAIGHT |
| Conduit Type Accommodated | FLEXIBLE NONMETALLIC SINGLE END |
| Material | IRON MALLEABLE |
| Furnished Items | LOCKNUT AND PREFORMED PACKING |
| End Type | COMPRESSION RING AND NUT SINGLE END |
| Hazardous Locations/environmental Protection | DUSTTIGHT AND WATERTIGHT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 40-50 | 5/9 Secondary reference Efcor Inc |
| 82-10-47 | 3/9 Design control — primary reference Brooks Automation, Inc. Div Cti Cryogenics |
NSN 5975-01-083-5781 is a Box Connector,electrical, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5331-01-297-2999. Verify interchangeability with system specifications before substitution.
Key specifications for 5975-01-083-5781: Item Accommodated Trade Size: 0.500 INCHES FIRST END IN; Style Designator: STRAIGHT; Conduit Type Accommodated: FLEXIBLE NONMETALLIC SINGLE END; Material: IRON MALLEABLE. 7 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.