The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-630-0310, 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 American Safety Flight Systems Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-630-0310 |
| Primary Part Number | 2500 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | American Safety Flight Systems Inc |
| Status | CANCELLED |
| Operating Pressure | 70.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Operating Pressure | 70.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS |
| Material | STEEL CORROSION RESISTING BODY |
| Quick Disconnect Method | SPRING PUSH-LOCK ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.312 INCHES ALL ENDS IN |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Connection Style | FLARED ALL ENDS |
| Style Designator | MALE COUPLING HALF |
| Seat Angle | 37.0 DEGREES |
| Connection Type | THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION |
| Quick Disconnect Nominal Size | 0.625 INCHES ALL ENDS IN |
| Features Provided | SAFETY LOCKING FEATURE AND SELF-SEALING |
| Nominal Thread Size | 0.500 INCHES ALL ENDS IN |
| Operating Pressure | 70.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Thread Class | 3A ALL ENDS A |
| Operating Pressure | 70.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 0.550 INCHES NOMINAL IN |
| Thread Series Designator | UNF ALL ENDS |
| Surface Treatment | PASSIVATE BODY |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2500 | American Safety Flight Systems Inc (USA) |
| 59A120A5-3-1 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 99000-1 | Essex Industries Inc Div Manufacturing Division (USA) |
| MS22068-7 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 33B1121-3 | Naval Air Development Center Warminster Navairsyscom Hq (USA) |
| MS22068-7 | Essex Industries Inc Div Manufacturing Division (USA) |
| 268686 | Linde Gmbh - Linde Enginerring (DEU) |
| 33D1265-3 | Naval Air Development Center Warminster Navairsyscom Hq (USA) |
| 33D1121-3 | Naval Air Development Center Warminster Navairsyscom Hq (USA) |
| MIL-C-21049 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 199000-1 | Essex Industries Inc Div Manufacturing Division (USA) |
| 528000-7 | Essex Industries Inc Div Manufacturing Division (USA) |
| MS22068-7 | Essex Industries, Inc. Dba Essex Industries (USA) |
| 59A120A5-3-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 4730-00-630-0310 is a Coupling Half,quick Disconnect, manufactured by American Safety Flight Systems Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-630-0310 has 14 cross-referenced part numbers: 2500 (American Safety Flight Systems Inc), 59A120A5-3-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 99000-1 (Essex Industries Inc Div Manufacturing Division), MS22068-7 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 33B1121-3 (Naval Air Development Center Warminster Navairsyscom Hq) and 9 more.
There are 12 known substitutes for 4730-00-630-0310: 4730-00-010-5297, 4920-00-073-4526, 4730-00-755-7237 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2500: Operating Pressure: 70.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS; Operating Pressure: 70.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS; Material: STEEL CORROSION RESISTING BODY; Quick Disconnect Method: SPRING PUSH-LOCK ALL ENDS. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-630-0310 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.