The Conduit Assembly,metal,flexible, cataloged under National Stock Number 5975-01-531-3666, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Glenair, Inc.. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5975-01-531-3666 |
| Primary Part Number | 759-637-001 |
| Item Name | Conduit Assembly,metal,flexible |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Glenair, Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 170.300 INCHES MINIMUM EXCLUDING END FITTINGS AND 173.700 INCHES MAXIMUM EXCLUDING END FITTINGS IN |
| Surface Treatment Document and Classification | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE COUPLING NUT |
| Minimum Inside Bending Radius | 3.750 INCHES IN |
| Body Outside Diameter | 1.203 INCHES MAXIMUM IN |
| Material Document and Classification | A-A-52440 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Terminal End Type | STRAIGHT FITTING W/INTERNAL THREAD SECOND END |
| Body Inside Diameter | 0.750 INCHES NOMINAL IN |
| Nominal Thread Size | 1.000 INCHES BOTH ENDS IN |
| Surface Treatment | PASSIVATE COUPLING NUT |
| Material | STEEL CORROSION RESISTING COUPLING NUT |
| Thread Series Designator | UNEF BOTH ENDS |
| 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 |
|---|---|
| 759-637-001 PRIMARY | Glenair, Inc. (USA) |
| 231780-D11720 | Dcx-Chol Enterprises, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A3273736-001 | 5/2 Secondary reference U.S. Government activity |
NSN 5975-01-531-3666 is a Conduit Assembly,metal,flexible, manufactured by Glenair, Inc., classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-531-3666 has 2 manufacturer part numbers on file: 759-637-001 (Glenair, Inc.), 231780-D11720 (Dcx-Chol Enterprises, Inc.).
Key specifications for 759-637-001: Measuring Method and Length: 170.300 INCHES MINIMUM EXCLUDING END FITTINGS AND 173.700 INCHES MAXIMUM EXCLUDING END FITTINGS IN; Surface Treatment Document and Classification: AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE COUPLING NUT; Minimum Inside Bending Radius: 3.750 INCHES IN; Body Outside Diameter: 1.203 INCHES MAXIMUM IN. 11 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.