The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-289-4241, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-289-4241 |
| Primary Part Number | A-A-50431 H.F. 5/8IN |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Nominal Inside Diameter Hose Accommodated | 0.625 INCHES ALL ENDS IN |
| Quick Disconnect Nominal Size | 0.781 INCHES ALL ENDS IN |
| Connection Type | UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION |
| Material | COPPER ALLOY BODY |
| Nondefinitive Spec/std Data | H.F. CLASS |
| Leg Length | 1.906 INCHES NOMINAL IN |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Connection Style | BARBED OR SERRATED END ALL ENDS |
| Quick Disconnect Method | TWIST-LOCK ALL ENDS |
| Style Designator | MALE COUPLING HALF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-A-50431 H.F. 5/8IN | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| MILC3486CLASSHF | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| A-A-50431 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| AA50431-HFBZD00 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 4730-00-289-4241 is a Coupling Half,quick Disconnect, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-289-4241 has 4 cross-referenced part numbers: A-A-50431 H.F. 5/8IN (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MILC3486CLASSHF (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), A-A-50431 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA50431-HFBZD00 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
There are 9 known substitutes for 4730-00-289-4241: 4730-00-277-5676, 4730-00-277-5680, 4730-00-277-5681 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-A-50431 H.F. 5/8IN: Nominal Inside Diameter Hose Accommodated: 0.625 INCHES ALL ENDS IN; Quick Disconnect Nominal Size: 0.781 INCHES ALL ENDS IN; Connection Type: UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION; Material: COPPER ALLOY BODY. 11 total characteristics are documented in the Federal Logistics Information System.