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National Stock Number:
4730-00-278-6157
Federal Supply Class:
4730
National Item Identification Number:
002786157
Description:
REDUCER,BOSS
Detail:
A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes BUSHING (as modified).
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Manufacturer Information:
| AN893-23 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS4875 | 0U583 | SAE INTERNATIONAL | | AS5172 | 0U583 | SAE INTERNATIONAL | | AS5172-1220L | 0U583 | SAE INTERNATIONAL | | AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS5172 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE-AS4875 | 0U583 | SAE INTERNATIONAL | | AS5172-1220L | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| MATERIAL | STEEL COMP 1137 OR | | STEEL COMP 1141 OVERALL | | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END | | THREADED EXTERNAL BOSS 2ND END | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 225.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END | | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END | | THREAD SERIES DESIGNATOR | UN 1ST END | | UN 2ND END | | NOMINAL THREAD SIZE | 1.062 INCHES 1ST END | | 1.625 INCHES 2ND END | | THREAD QUANTITY PER INCH | 12 1ST END | | 12 2ND END | | THREAD CLASS | 3B 1ST END | | 3A 2ND END | | NOMINAL OVERALL LENGTH | 0.969 INCHES | | REDUCER TYPE | CONCENTRIC |
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