The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-667-9907, 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 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-667-9907 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE FIRST FLUID END CONNECTION |
| Connection Type | AIR CHUCK QUICK DISCONNECT FIRST QUICK DISCONNECT END |
| Style Designator | FEMALE COUPLING HALF |
| Quick Disconnect Nominal Size | 0.250 INCHES FIRST QUICK DISCONNECT END IN |
| Basic Shape Style | ROUND FIRST QUICK DISCONNECT END |
| Basic Shape Style | HEXAGON FIRST FLUID END CONNECTION |
| Nominal Thread Size | 0.250 INCHES FIRST FLUID END CONNECTION IN |
| Nominal Outside Diameter | 0.250 INCHES IN |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Thread Quantity Per Inch | 18 FIRST FLUID END CONNECTION |
| Thread Series Designator | NPSF 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 |
| Reference | Meaning |
|---|---|
| HF-251-4FP | 3/2 Design control — primary reference U.S. Government activity |
| 10044726 | 7/2 Vendor item drawing reference General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp |
NSN 4730-01-667-9907 is a Coupling Half,quick Disconnect, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-667-9907: Connection Type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION; Connection Type: AIR CHUCK QUICK DISCONNECT FIRST QUICK DISCONNECT END; Style Designator: FEMALE COUPLING HALF; Overall Length: 2.19 INCHES NOMINAL IN. 11 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.