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National Stock Number:
4730-01-030-9226
Federal Supply Class:
4730
National Item Identification Number:
010309226
Description:
FLANGE,PIPE
Detail:
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).
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Manufacturer Information:
| MIL-F-20670 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| MATERIAL | STEEL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A105-71 ASSN STD SINGLE MATERIAL RESPONSE | | STYLE DESIGNATOR | ROUND, ONE BOLT HOLE CIRCLE | | BOLT CIRCLE DIAMETER | 6.562 INCHES NOMINAL | | FLANGE DIAMETER | 2.750 INCHES NOMINAL | | BOLT HOLE DIAMETER | 0.562 INCHES NOMINAL | | BOLT HOLE QUANTITY | 8 | | FLANGE SECTION STYLE | PLAIN FACE, WELDING NECK | | THICKNESS | 0.687 INCHES NOMINAL | | NECK HEIGHT | 2.750 INCHES NOMINAL | | NOMINAL PIPE SIZE FOR WHICH DESIGNED | 4.000 INCHES | | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 150.0 POUNDS PER SQUARE INCH STEAM | | MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 775.0 DEG CELSIUS ANY ACCEPTABLE | | FACE SEATING SURFACE CONDITION | SERRATED | | NONDEFINITIVE SPEC/STD DATA | D TYPE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-F-20670 |
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