The Flange,pipe, cataloged under National Stock Number 4730-00-947-8904, 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 Crane Co Div Valve Div. Government technical data includes 17 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-947-8904 |
| Primary Part Number | 556 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Crane Co Div Valve Div |
| Status | CANCELLED |
| Bolt Circle Diameter | 9.500 INCHES NOMINAL IN |
| Flange Section Style | RAISED FACE, RAISED NECK |
| Thickness | 1.000 INCHES NOMINAL IN |
| Operating Pressure and Type | 300.0 POUNDS PER SQUARE INCH (PSI) AIR MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Material | STEEL |
| Flange Diameter | 11.000 INCHES NOMINAL IN |
| Nominal Pipe Size for Which Designed | 6.000 INCHES IN |
| Thread Quantity Per Inch | 8 |
| Bolt Hole Diameter | 0.875 INCHES NOMINAL IN |
| Face Seating Surface Condition | MACHINED |
| Raised Face Diameter | 8.500 INCHES NOMINAL IN |
| Screw Thread Series Designator | NPT |
| Nominal Thread Size | 6.000 INCHES IN |
| Raised Face Height | 0.625 INCHES NOMINAL IN |
| Bolt Hole Quantity | 8 |
| Neck Height | 0.582 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4730-00-947-8904 is a Flange,pipe, manufactured by Crane Co Div Valve Div, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-947-8904 has 3 cross-referenced part numbers: 556 (Crane Co Div Valve Div), 625-02169 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 01137 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).
There are 2 known substitutes for 4730-00-947-8904: 5905-01-291-1366, 6530-01-608-3195. Verify interchangeability with system specifications before substitution.
Key specifications for 556: Bolt Circle Diameter: 9.500 INCHES NOMINAL IN; Flange Section Style: RAISED FACE, RAISED NECK; Thickness: 1.000 INCHES NOMINAL IN; Operating Pressure and Type: 300.0 POUNDS PER SQUARE INCH (PSI) AIR MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-947-8904 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.