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		                        | National Stock Number:
 4730-00-865-8925
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 008658925
 
 Description:
 ADAPTER,STRAIGHT,FLANGE TO TUBE
 
 Detail:
 AN ADAPTER HAVING A FLANGE CONNECTION ON ONE END DESIGNED TO CONNECT WITH ANOTHER FLANGE CONNECTION OR A COMPRESSION TYPE MOUNTING PAD. THE OTHER END HAS MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) DESIGNED TO ACCOMMODATE A TUBE OR IS UNTHREADED AND DESIGNED TO ACCOMMODATE A TUBE. IT IS DESIGNED TO JOIN A FLANGE OR FLANGE FITTING TO A TUBE OR TUBE FITTING IN A STRAIGHT LINE.
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 Manufacturer Information:
 
 | RB12106 | 51663 | HYDRO-AIRE AEROSPACE CORP. | 
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 Techincal Specification:
 
 | MATERIAL | ALUMINUM ALLOY OVERALL |  | SURFACE TREATMENT | ANODIZE OVERALL |  | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |  |  | FLANGE 2ND END |  | CONNECTION STYLE | FLARED (TUBE) 1ST END |  | FLANGE SHAPE | OVAL WITH HOLES 2ND END |  | NOMINAL THICKNESS | 0.188 INCHES 2ND END |  | NOMINAL LENGTH | 2.062 INCHES 2ND END |  | BOLT HOLE QUANTITY | 2 2ND END |  | BOLT HOLE NOMINAL DIAMETER | 0.177 INCHES 2ND END |  | BOLT CIRCLE NOMINAL DIAMETER | 1.687 INCHES 2ND END |  | FLANGE FACE DESIGN | RECESSED STRAIGHT 2ND END |  | RECESS NOMINAL DIAMETER | 0.689 INCHES 2ND END |  | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.484 INCHES 1ST END |  | THREAD SERIES DESIGNATOR | UNF 1ST END |  | NOMINAL THREAD SIZE | 0.875 INCHES 1ST END |  | THREAD CLASS | 3A 1ST END |  | NOMINAL OVERALL LENGTH | 1.609 INCHES |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 51663 |  | DESIGN CONTROL REFERENCE | RB12106 | 
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