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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:
| BOLT CIRCLE DIAMETER | 2.125 INCHES NOMINAL | | BOLT HOLE DIAMETER | 0.562 INCHES NOMINAL | | BOLT HOLE QUANTITY | 8 | | FACE SEATING SURFACE CONDITION | SERRATED | | FLANGE DIAMETER | 3.250 INCHES NOMINAL | | FLANGE SECTION STYLE | PLAIN FACE | | MATERIAL | STEEL | | 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 FAHRENHEIT STEAM | | NOMINAL PIPE SIZE FOR WHICH DESIGNED | 0.250 INCHES | | SPECIFICATION/STANDARD DATA | 81349-MIL-F-20670B GOVERNMENT SPECIFICATION | | STYLE DESIGNATOR | ROUND, ONE BOLT HOLE CIRCLE | | THICKNESS | 0.438 INCHES NOMINAL |
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