The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-541-0769, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Desco Manufacturing Company Div Desco Manufacturing Co. Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-541-0769 |
| Primary Part Number | 9500.175.2 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Desco Manufacturing Company Div Desco Manufacturing Co. Inc. |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.500 INCHES FIRST FLUID END CONNECTION IN |
| Connection Style | PLAIN ALL ENDS |
| Connection Style | PUSH (INTERNAL) FIRST QUICK DISCONNECT END |
| Connection Type | THREADED INTERNAL PIPE FIRST FLUID END CONNECTION |
| Connection Type | INTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END |
| Style Designator | FEMALE COUPLING HALF |
| Quick Disconnect Nominal Size | 0.500 INCHES FIRST QUICK DISCONNECT END IN |
| Nominal Thread Size | 0.500 INCHES FIRST FLUID END CONNECTION IN |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | COPPER ALLOY OVERALL |
| Quick Disconnect Method | PUSH-PULL FIRST QUICK DISCONNECT END |
| Thread Series Designator | NPT FIRST FLUID END CONNECTION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9500.175.2 PRIMARY | Desco Manufacturing Company Div Desco Manufacturing Co. Inc. (USA) |
| Reference | Meaning |
|---|---|
| 500.175 | 5/9 Secondary reference Desco Manufacturing Company Div Desco Manufacturing Co. Inc. |
NSN 4730-01-541-0769 is a Coupling Half,quick Disconnect, manufactured by Desco Manufacturing Company Div Desco Manufacturing Co. Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-541-0769 has 1 manufacturer part number on file: 9500.175.2 (Desco Manufacturing Company Div Desco Manufacturing Co. Inc.).
Key specifications for 9500.175.2: Nominal Pipe Size Accommodated: 0.500 INCHES FIRST FLUID END CONNECTION IN; Connection Style: PLAIN ALL ENDS; Connection Style: PUSH (INTERNAL) FIRST QUICK DISCONNECT END; Connection Type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION. 12 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.