The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-449-9596, 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 Astronics Dme Llc Dba Astronics Dme. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-449-9596 |
| Primary Part Number | G1-2909155-001 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Astronics Dme Llc Dba Astronics Dme |
| Status | ACTIVE |
| Connection Style | PLAIN ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE FIRST FLUID END CONNECTION |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Style Designator | MALE COUPLING HALF |
| Features Provided | SELF-SEALING |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Material | STEEL BODY |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Thread Series Designator | NPTF ALL ENDS |
| 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 |
|---|---|
| G1-2909155-001 | Astronics Dme Llc Dba Astronics Dme (USA) |
| Reference | Meaning |
|---|---|
| 4F-Q4P-SS | 3/2 Design control — primary reference U.S. Government activity |
| G1-29-9155 | 7/1 Vendor item drawing reference Astronics Dme Llc Dba Astronics Dme |
| 4F-Q4P-SS | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division |
NSN 4730-01-449-9596 is a Coupling Half,quick Disconnect, manufactured by Astronics Dme Llc Dba Astronics Dme, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-449-9596 has 1 manufacturer part number on file: G1-2909155-001 (Astronics Dme Llc Dba Astronics Dme).
Key specifications for G1-2909155-001: Connection Style: PLAIN ALL ENDS; Connection Type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION; Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS; Style Designator: MALE COUPLING HALF. 9 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.