The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-438-7652, 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 Swagelok Co. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-438-7652 |
| Primary Part Number | SS-QC6-D-4HC-ED |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Connection Style | BARBED OR SERRATED END ALL ENDS |
| Nominal Inside Diameter Hose Accommodated | 0.250 INCHES ALL ENDS IN |
| Connection Type | UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION |
| Style Designator | MALE COUPLING HALF |
| Leg Length | 1.380 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING BODY |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Reference Number Differentiating Characteristics | DIFFERENTIATED BY NR IN P/N - SPECIAL REQUEST OF NO RED PAINT ON THE STEM |
| 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 |
|---|---|
| SS-QC6-D-4HC-ED | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| SS-QC6-D-4HC-EP-NR | 5/9 Secondary reference Scioto Valve and Fitting Co |
| SS-QC6-D-4HC-ED | 3/9 Design control — primary reference Scioto Valve and Fitting Co |
| SS-QC6-D-4HC-EP-NR | 5/9 Secondary reference Swagelok Co |
NSN 4730-01-438-7652 is a Coupling Half,quick Disconnect, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-438-7652 has 1 manufacturer part number on file: SS-QC6-D-4HC-ED (Swagelok Co).
Key specifications for SS-QC6-D-4HC-ED: Connection Style: BARBED OR SERRATED END ALL ENDS; Nominal Inside Diameter Hose Accommodated: 0.250 INCHES ALL ENDS IN; Connection Type: UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION; Style Designator: MALE COUPLING HALF. 8 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.