The Flange,pipe, cataloged under National Stock Number 4730-00-640-6823, 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 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 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 | 4730-00-640-6823 |
| Primary Part Number | CS4730-0108 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| Status | CANCELLED |
| Bolt Circle Diameter | 4.875 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN |
| Socket Diameter | 3.484 INCHES MINIMUM AND 3.507 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | PR TYPE |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Operating Pressure and Type | 150.0 POUNDS PER SQUARE INCH (PSI) GAS MAXIMUM REQUIRED AND 150.0 POUNDS PER SQUARE INCH (PSI) OIL MAXIMUM REQUIRED AND 150.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 150.0 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Neck Height | 0.875 INCHES NOMINAL IN |
| Bolt Hole Quantity | 8 |
| Maximum Operating Temp and Media for Which Designed | 425.0 FAHRENHEIT GAS AND 425.0 FAHRENHEIT OIL AND 425.0 FAHRENHEIT STEAM AND 425.0 FAHRENHEIT WATER DEGF |
| Thickness | 0.500 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN |
| Material | COPPER ALLOY OR COPPER |
| Nominal Pipe Size for Which Designed | 3.000 INCHES IN |
| Face Seating Surface Condition | MACHINED |
| Material Document and Classification | MIL-F-20042 MIL SPEC SINGLE MATERIAL RESPONSE |
| Bore Diameter | 3.500 INCHES NOMINAL IN |
| Flange Diameter | 6.585 INCHES MINIMUM AND 6.625 INCHES MAXIMUM IN |
| Flange Section Style | PLAIN FACE, SOCKET BRAZING NECK |
| Bolt Hole Diameter | 0.562 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B176 | Naval Ship Systems Command (USA) |
| MILF20042 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| CS4730-0108 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| MIL-PRF-20042 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| CS4730-0108A032 | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| MILF20042 | Mindeco Corp (USA) |
NSN 4730-00-640-6823 is a Flange,pipe, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-640-6823 has 6 cross-referenced part numbers: B176 (Naval Ship Systems Command), MILF20042 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CS4730-0108 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), MIL-PRF-20042 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CS4730-0108A032 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)) and 1 more.
There are 12 known substitutes for 4730-00-640-6823: 4730-00-104-2011, 4730-00-203-9333, 4730-00-230-8777 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for CS4730-0108: Bolt Circle Diameter: 4.875 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN; Socket Diameter: 3.484 INCHES MINIMUM AND 3.507 INCHES MAXIMUM IN; Nondefinitive Spec/std Data: PR TYPE; Style Designator: ROUND, ONE BOLT HOLE CIRCLE. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-640-6823 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.