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National Stock Number:
4730-01-273-3683
Federal Supply Class:
4730
National Item Identification Number:
012733683
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:
| MILF20670B TYPE C 1/4 | 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 | | STYLE DESIGNATOR | ROUND, ONE BOLT HOLE CIRCLE | | BOLT CIRCLE DIAMETER | 2.125 INCHES NOMINAL | | FLANGE DIAMETER | 3.250 INCHES NOMINAL | | BOLT HOLE DIAMETER | 0.562 INCHES NOMINAL | | BOLT HOLE QUANTITY | 8 | | FLANGE SECTION STYLE | PLAIN FACE | | THICKNESS | 0.438 INCHES NOMINAL | | NOMINAL PIPE SIZE FOR WHICH DESIGNED | 0.250 INCHES | | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 150.0 POUNDS PER SQUARE INCH FUEL/OIL, HYDROCARBON AND | | 150.0 POUNDS PER SQUARE INCH STEAM AND | | 200.0 POUNDS PER SQUARE INCH WATER | | MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 650.0 DEG FAHRENHEIT STEAM | | FACE SEATING SURFACE CONDITION | SERRATED | | SPECIFICATION/STANDARD DATA | 81349-MIL-F-20670B GOVERNMENT SPECIFICATION | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILF20670B TYPE C 1/4 |
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