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National Stock Number:
4730-01-199-7897
Federal Supply Class:
4730
National Item Identification Number:
011997897
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:
| 1210C2473 | 03538 | LOCKHEED MARTIN CORPORATION | | 1210C2473 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS | | 1213E1665 FIND 230 | 03538 | LOCKHEED MARTIN CORPORATION | | 1213E1665 FIND 230 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS | | 1213E1665 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | MATERIAL | STEEL COMP 304 OVERALL | | NOMINAL OVERALL LENGTH | 1.270 INCHES | | NOMINAL THREAD SIZE | 0.563 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.813 INCHES FIRST END | | REDUCER TYPE | CONCENTRIC | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A FIRST END | | THREAD CLASS | 3A SECOND END | | THREAD SERIES DESIGNATOR | UN FIRST END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) SECOND END | | THREAD QUANTITY PER INCH | 16 FIRST END |
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