The Flange,pipe, cataloged under National Stock Number 4730-00-845-4993, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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 | 4730-00-845-4993 |
| Primary Part Number | M18180/1-007C21A |
| Item Name | Flange,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 | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Face Seating Surface Condition | MACHINED |
| Surface Treatment | PASSIVATE |
| 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) WATER MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Flange Diameter | 5.500 INCHES MINIMUM AND 5.560 INCHES MAXIMUM IN |
| Bolt Circle Diameter | 5.500 INCHES NOMINAL IN |
| Raised Face Height | 0.250 INCHES NOMINAL IN |
| Nominal Pipe Size for Which Designed | 2.500 INCHES IN |
| Flange Section Style | RAISED FACE, WELDING NECK |
| Raised Face Diameter | 4.750 INCHES NOMINAL IN |
| Groove Width | 0.344 INCHES NOMINAL IN |
| Neck Height | 1.875 INCHES NOMINAL IN |
| Bolt Hole Diameter | 0.734 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Groove Depth | 0.250 INCHES NOMINAL IN |
| Groove Pitch Diameter | 4.000 INCHES NOMINAL IN |
| Thickness | 0.875 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| M18180/1-007C21A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-F-18180C | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| C0ML | Tube Turns Technologies Inc (USA) |
NSN 4730-00-845-4993 is a Flange,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: active.
NSN 4730-00-845-4993 has 3 cross-referenced part numbers: M18180/1-007C21A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-F-18180C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), C0ML (Tube Turns Technologies Inc).
There are 9 known substitutes for 4730-00-845-4993: 4730-00-193-6973, 4730-00-256-8506, 5305-00-271-6191 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for M18180/1-007C21A: Material: STEEL CORROSION RESISTING; Face Seating Surface Condition: MACHINED; Surface Treatment: PASSIVATE; Style Designator: ROUND, ONE BOLT HOLE CIRCLE. 18 total characteristics are documented in the Federal Logistics Information System.