The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-421-1407, 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 Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-421-1407 |
| Primary Part Number | 57-5 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co |
| Status | CANCELLED |
| Leg Length | 1.062 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | C CLASS AND 2 STYLE AND 2 TYPE |
| Surface Treatment | CADMIUM OR ZINC BODY |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Connection Type | THREADED INTERNAL PIPE FIRST FLUID END CONNECTION |
| Connection Style | PLAIN ALL ENDS |
| Specification/standard Data | 58536-A-A-59439 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Material | STEEL BODY |
| Features Provided | SELF-SEALING |
| Style Designator | MALE COUPLING HALF |
| Thread Series Designator | NPT ALL ENDS |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE AND QQ-Z-325,TY 2,CL 2 FED SPEC 2ND TREATMENT RESPONSE BODY |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 57-5 | Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA) |
| AA59439-14-24-00C | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 57 | Tuthill Corp Hansen Coupling Div (USA) |
| H3F-G | Parker-Hannifin Corporation Div Quick Coupling Division (USA) |
| M4109-14-24-00C | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-C-4109 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 73382-1 | Jaeger Machine Co (USA) |
| MILC4109CLCSTY2 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| A-A-59439 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| AA59439-014-24-00-C | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 4730-00-421-1407 is a Coupling Half,quick Disconnect, manufactured by Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-421-1407 has 10 cross-referenced part numbers: 57-5 (Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co), AA59439-14-24-00C (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 57 (Tuthill Corp Hansen Coupling Div), H3F-G (Parker-Hannifin Corporation Div Quick Coupling Division), M4109-14-24-00C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.
There is 1 known substitute for 4730-00-421-1407: 5120-00-187-1033. Verify interchangeability with system specifications before substitution.
Key specifications for 57-5: Leg Length: 1.062 INCHES NOMINAL IN; Nondefinitive Spec/std Data: C CLASS AND 2 STYLE AND 2 TYPE; Surface Treatment: CADMIUM OR ZINC BODY; Nominal Thread Size: 0.750 INCHES ALL ENDS IN. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-421-1407 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.