4730-00-901-6288 NUT,UNION Index 4730-00-901-6290 NUT,UNION

National Stock Number:
4730-00-901-6289

Federal Supply Class:
4730

National Item Identification Number:
009016289

Description:
NUT,UNION

Detail:
AN INTERNALLY THREADED NUT WHICH HAS AN INTERNAL SEAT OR SHOULDER DESIGNED TO ENGAGE THE NUT RETAINING FLANGE OF A UNION TAILPIECE. THE THREADED PORTION IS USED TO ENGAGE THE THREAD PIECE OF A UNION, UNION ELBOR OR THE LIKE. EXCLUDES NUT (1), TUBE COUPLING.


Manufacturer Information:
A414240-307310CALABRESE & SONS, INC.
A414240-30A396COMPUTA-BASE-MACHINING, INC.
A414240-30JC12BEC SYSTEMS LLC
A414240-317661HAMILL MANUFACTURING COMPANY
A414240-31V517DUHADAWAY TOOL & DIE SHOP INC
A414240-32M490NASSAU TOOL WORKS, INC
A414240-330828KROBACH MFG. CORP.
A414240-33BZG7NUFLO, INC.
A414240-356878SPS TECHNOLOGIES, LLC
A414240-358078AIRTRONICS, LLC
A414240-35S946PRE-MACH INC
A414240-36W889AMMCON CORP.
A414240-380020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
A414240-39U245MASTER RESEARCH & MANUFACTURING, INC.


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OVERALL
NUT HEIGHT1.063 INCHES NOMINAL
SHOULDER SEAT DIAMETER1.755 INCHES MINIMUM AND 1.765 INCHES MAXIMUM
SHOULDER STEP WIDTH0.250 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
SHOULDER WIDTH0.313 INCHES NOMINAL
SMALLEST INSIDE DIAMETER1.378 INCHES MINIMUM AND 1.381 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUN
WIDTH ACROSS FLATS2.000 INCHES NOMINAL


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