5310-01-257-6935 NUT,PLAIN,HEXAGON Index 5310-01-257-6938 NUT,SELF-LOCKING,EXTENDED WASHER

National Stock Number:
4730-01-257-6937

Federal Supply Class:
4730

National Item Identification Number:
012576937

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:
0451B0023-103538LOCKHEED MARTIN CORPORATION
0451B0023-134712LAKE SHORE SYSTEMS, INC.
6534C596-180020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
H850N-4-SS99565ADMIRAL VALVE LLC


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 304 OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.375 INCHES NOMINAL
WIDTH ACROSS FLATS0.625 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.250 INCHES NOMINAL
TEMP RATING-20.0 DEG FAHRENHEIT MINIMUM AND
225.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED3000.0 POUNDS PER SQUARE INCH OIL


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