NSN 4730-01-272-5554
Part Details | PIPE FLANGE
4730-01-272-5554 An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes FLANGE, PIPE, BLIND; FERRULE, GROOVED CLAMP COUPLING; and ADAPTER (as modified).
Alternate Parts: 20 14IN., 20 1/4IN., ASTM A105 2014, ASTM A105 20-1/4, 4730-01-272-5554, 01-272-5554, 4730012725554, 012725554
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | FEB 10, 1988 | 01-272-5554 | 03798 ( FLANGE, PIPE ) |
REFERENCE DRAWINGS & PICTURES
RAISED FACE, RAISED NECK
ROUND, ONE BOLT HOLE CIRCLE
Cross Reference | NSN 4730-01-272-5554
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 20 1/4IN. | 34646 | ATI LADISH LLCDBA ATI LADISH FORGING |
| ASTM A105 20-1/4 | 34646 | ATI LADISH LLCDBA ATI LADISH FORGING |
Technical Data | NSN 4730-01-272-5554
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE |
| STYLE DESIGNATOR | ROUND, ONE BOLT HOLE CIRCLE |
| FLANGE DIAMETER | 3.500 INCHES NOMINAL |
| BOLT HOLE QUANTITY | 8 |
| FLANGE SECTION STYLE | 8 RAISED FACE, RAISED NECK |
| THICKNESS | 0.375 INCHES NOMINAL |
| SOCKET DEPTH | 0.375 INCHES NOMINAL |
| SOCKET DIAMETER | 0.580 INCHES NOMINAL |
| RAISED FACE HEIGHT | 0.062 INCHES NOMINAL |
| RAISED FACE DIAMETER | 1.375 INCHES NOMINAL |
| NECK HEIGHT | 0.187 INCHES NOMINAL |
| NOMINAL PIPE SIZE FOR WHICH DESIGNED | 0.250 INCHES |
| FACE SEATING SURFACE CONDITION | MACHINED |
| END ITEM IDENTIFICATION | NAVAL APPLICATIONS |