The Union,electrical Conduit, cataloged under National Stock Number 5975-01-175-2030, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Killark Electric Mfg Co. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-175-2030 |
| Primary Part Number | GUM-4 |
| Item Name | Union,electrical Conduit |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Killark Electric Mfg Co |
| Status | ACTIVE |
| Item Accommodated Trade Size | 1.250 INCHES FIRST END IN |
| Item Accommodated Trade Size | 1.250 INCHES SECOND END IN |
| Style Designator | STRAIGHT |
| Conduit Type Accommodated | RIGID METALLIC THICKWALL SECOND END |
| Conduit Type Accommodated | RIGID METALLIC THICKWALL FIRST END |
| Material | ALUMINUM ALLOY |
| End Type | EXTERNAL THREAD SECOND END |
| End Type | INTERNAL THREAD FIRST END |
| Hazardous Locations/environmental Protection | EXPLOSION PROOF NEC CL.I, GP.CD;CL.II, GP.EFG;CL.III |
| 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 |
|---|---|
| GUM-4 PRIMARY | Killark Electric Mfg Co (USA) |
| UNY125R-A | Egs Electrical Group Appleton Div (USA) |
| Reference | Meaning |
|---|---|
| 9290909 | 7/2 Vendor item drawing reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| UNY40-SA | 5/9 Secondary reference Crouse-Hinds Co |
NSN 5975-01-175-2030 is a Union,electrical Conduit, manufactured by Killark Electric Mfg Co, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-175-2030 has 2 manufacturer part numbers on file: GUM-4 (Killark Electric Mfg Co), UNY125R-A (Egs Electrical Group Appleton Div).
Key specifications for GUM-4: Item Accommodated Trade Size: 1.250 INCHES FIRST END IN; Item Accommodated Trade Size: 1.250 INCHES SECOND END IN; Style Designator: STRAIGHT; Overall Length: 2.703 INCHES NOMINAL IN. 9 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.