The Coupling,pipe, cataloged under National Stock Number 4730-00-542-5103, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 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 | 4730-00-542-5103 |
| Primary Part Number | MIL-DTL-1183/3 |
| Item Name | Coupling,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | CANCELLED |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Maximum Operating Temp | 425.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Maximum Operating Temp | 150.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Nominal Pipe Size Accommodated | 0.750 INCHES ALL ENDS IN |
| Connection Style | STREAMLINED W/ ONE BRAZING RING (PIPE) ALL ENDS |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Material Document and Classification | QQ-C-390 FED SPEC 1ST MATERIAL RESPONSE OR ASTM-B61 ASSN STD 2ND MATERIAL RESPONSE OR ASTM-B62 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Style Designator | PLAIN W/CONCAVE SIDES |
| Nominal Overall Length | 1.430 INCHES IN |
| Material | COPPER ALLOY 903 OR COPPER ALLOY 922 OVERALL |
| Specification/standard Data | 81349-MIL-F-1183 GOVERNMENT SPECIFICATION |
| Furnished Items and Quantity | 2 BRAZING RING |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Pipe Wall Thickness Designation for Which Designed | STANDARD ALL ENDS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-DTL-1183/3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| S3-36ALT4 | Puget Sound Naval Shipyard and Intermediate Maintence Facility (USA) |
| MIL-F-1183H | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M1183/3-04A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| S3-36ALT4 3/4IN | Puget Sound Naval Shipyard and Intermediate Maintence Facility (USA) |
| CS4730-0121A073LPQ | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
NSN 4730-00-542-5103 is a Coupling,pipe, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-542-5103 has 6 cross-referenced part numbers: MIL-DTL-1183/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S3-36ALT4 (Puget Sound Naval Shipyard and Intermediate Maintence Facility), MIL-F-1183H (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M1183/3-04A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S3-36ALT4 3/4IN (Puget Sound Naval Shipyard and Intermediate Maintence Facility) and 1 more.
There are 12 known substitutes for 4730-00-542-5103: 4730-00-542-5100, 4730-00-542-5101, 4730-00-542-5102 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-DTL-1183/3: Operating Pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS; Maximum Operating Temp: 425.0 FAHRENHEIT FIRST RESPONSE DEGF; Maximum Operating Temp: 150.0 FAHRENHEIT SECOND RESPONSE DEGF; Nominal Pipe Size Accommodated: 0.750 INCHES ALL ENDS IN. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-542-5103 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.