The Coupling,electrical Conduit, cataloged under National Stock Number 5975-00-152-1133, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 10 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-00-152-1133 |
| Primary Part Number | 7755K21 |
| Item Name | Coupling,electrical Conduit |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Item Accommodated Trade Size | 0.500 INCHES SECOND END IN |
| Item Accommodated Trade Size | 0.500 INCHES FIRST END IN |
| Style Designator | THREADED |
| Nondefinitive Spec/std Data | 1/2 SIZE |
| Surface Treatment | ZINC |
| Conduit Type Accommodated | RIGID METALLIC THICKWALL SECOND END |
| Conduit Type Accommodated | RIGID METALLIC THICKWALL FIRST END |
| Material | STEEL |
| End Type | INTERNAL THREAD SECOND END |
| End Type | INTERNAL THREAD FIRST END |
| 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 |
|---|---|
| 7755K21 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| UL-6 | 3/1 Design control — primary reference U.S. Government activity |
| SM-A-949387-201 | 5/2 Secondary reference U.S. Government activity |
| BM11637-69 | 5/9 Secondary reference Demarkus Corp Refrigeration Engineering Corp |
| COUPLING IMC1/2 | 5/9 Secondary reference Triangle Wire and Cable Inc |
| ANSI UL6 | 3/1 Design control — primary reference U.S. Government activity |
| WWC581 | 5/9 Secondary reference U.S. Government activity |
NSN 5975-00-152-1133 is a Coupling,electrical Conduit, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-00-152-1133 has 1 manufacturer part number on file: 7755K21 (Mcmaster-Carr Supply Co).
Key specifications for 7755K21: Item Accommodated Trade Size: 0.500 INCHES SECOND END IN; Item Accommodated Trade Size: 0.500 INCHES FIRST END IN; Style Designator: THREADED; Overall Length: 1.562 INCHES NOMINAL IN. 10 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.