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National Stock Number:
4730-00-188-8013
Federal Supply Class:
4730
National Item Identification Number:
001888013
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:
| AN893-19 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS5172-1012L | 0U583 | SAE INTERNATIONAL | | SAE-AS4875 | 0U583 | SAE INTERNATIONAL | | AS5172-1012L | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| MATERIAL | STEEL COMP 1137 OR | | STEEL COMP 4130 OR | | STEEL COMP 4140 OR | | STEEL COMP 1141 OVERALL | | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END | | THREADED EXTERNAL BOSS 2ND END | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM INSIDE | | CADMIUM OUTSIDE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE | | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END | | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | UN 2ND END | | NOMINAL THREAD SIZE | 0.875 INCHES 1ST END | | 1.062 INCHES 2ND END | | THREAD QUANTITY PER INCH | 12 1ST END | | THREAD CLASS | 3B 1ST END | | 3A 2ND END | | NOMINAL OVERALL LENGTH | 1.375 INCHES | | REDUCER TYPE | CONCENTRIC |
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