NSN 4730-01-257-1520
Part Details | PIPE FLANGE
4730-01-257-1520 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: AN87012, AN870-12, 4730-01-257-1520, 01-257-1520, 4730012571520, 012571520
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JUN 12, 1987 | 01-257-1520 | 03798 ( FLANGE, PIPE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN FACE, RAISED NECK
ROUND, ONE BOLT HOLE CIRCLE
Cross Reference | NSN 4730-01-257-1520
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AN870-12 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
Technical Data | NSN 4730-01-257-1520
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-411 FED SPEC SINGLE MATERIAL RESPONSE |
| STYLE DESIGNATOR | 0 ROUND, ONE BOLT HOLE CIRCLE |
| FLANGE DIAMETER | 1.750 INCHES NOMINAL |
| FLANGE SECTION STYLE | PLAIN FACE, RAISED NECK |
| THICKNESS | 0.250 INCHES NOMINAL |
| NECK HEIGHT | 0.062 INCHES NOMINAL |
| SCREW THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD SIZE | 0.750 INCHES |
| THREAD CLASS | 3B |
| FACE SEATING SURFACE CONDITION | UNFINISHED |
| GROOVE CROSS-SECTIONAL SHAPE | RECTANGULAR |
| GROOVE DEPTH | 0.125 INCHES NOMINAL |
| GROOVE WIDTH | 0.312 INCHES NOMINAL |
| GROOVE PITCH DIAMETER | 1.312 INCHES NOMINAL |
| SPECIAL FEATURES | LOOP FOR PLUG LOCKWIRE WELDED IN PLACE |
| SPECIFICATION/STANDARD DATA | 88044-AN870 GOVERNMENT STANDARD |