The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-269-4766, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-269-4766 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Width Across Flats | 4.031 INCHES IN |
| Surface Treatment Document and Classification | MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| Connection Style | PLAIN ALL ENDS |
| Bolt Circle Nominal Diameter | 3.812 INCHES IN |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Connection Type | FLANGE FIRST FLUID END CONNECTION |
| Style Designator | MALE COUPLING HALF |
| Material Document and Classification | QQ-A-601 TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-601 TEMPER T5 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Bolt Hole Nominal Diameter | 0.344 INCHES IN |
| Quick Disconnect Nominal Size | 4.000 INCHES ALL ENDS IN |
| Basic Shape Style | HEXAGON FIRST FLUID END CONNECTION |
| Specification/standard Data | 96906-MS70091 GOVERNMENT STANDARD AND 81349-MIL-C-27487 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | 8 TYPE AND 4 INCH SIZE AND 1 CLASS IN |
| Bolt Hole Quantity | 6 |
| Surface Treatment | ANODIZE BODY |
| Material | ALUMINUM ALLOY BODY |
| Quick Disconnect Method | CAM-LOCKING ALL ENDS |
| Furnished Items | GASKET |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MS70091-17 | 2/2 Government specification standardization U.S. Government activity |
NSN 4730-01-269-4766 is a Coupling Half,quick Disconnect, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-269-4766: Nominal Width Across Flats: 4.031 INCHES IN; Surface Treatment Document and Classification: MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY; Connection Style: PLAIN ALL ENDS; Bolt Circle Nominal Diameter: 3.812 INCHES IN. 18 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.