4730-00-287-0290 NUT,TUBE COUPLING Index 4730-00-287-0292 NUT,TUBE COUPLING

National Stock Number:
4730-00-287-0291

Federal Supply Class:
4730

National Item Identification Number:
002870291

Description:
NUT,TUBE COUPLING

Detail:
AN INTERNALLY THREADED NUT WHICH HAS EITHER AN INTERNAL SEAT OR SHOULDER AND/OR IS DESIGNED TO BE USED WITH A FERRULE, TO MATE WITH THE SEAT OF AN EXTERNALLY THREADED TUBE FITTING TO FORM A LEAKPROOF CONNECTION. EXCLUDES NUT (1), TUBE COUPLING, REDUCING; AND NUT (1), UNION.


Manufacturer Information:
1307895201NAPCO INTERNATIONAL LLC
14468262983EATON AEROSPACE, LLC
290-2D00624EATON AEROQUIP LLC
720335-256232LOCKHEED MARTIN CORPORATION
61-51651-405089944ELBITAMERICA, INC.
290-2DR1120SATAIR A/S
AS48410U583SAE INTERNATIONAL
AN818-2D13899HYDRO-FITTING MANUFACTURING CORPORATION
AN818-2D14798DESIGNED METAL CONNECTIONS INC
AN818-2D32142HYDRASEARCH COMPANY, LLC
731857-10256232LOCKHEED MARTIN CORPORATION
A818-2D88044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN818-2D88044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN818-2DF0222SKF AEROSPACE FRANCE
SAE-AS48410U583SAE INTERNATIONAL


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALALUMINUM ALLOY 2014 AND
ALUMINUM ALLOY 2024 AND
ALUMINUM ALLOY 7075 OVERALL
SURFACE TREATMENTANODIZE OVERALL
NUT STYLETUBE COUPLING
NUT HEIGHT0.537 INCHES MINIMUM AND
0.547 INCHES MAXIMUM
WIDTH ACROSS FLATS0.371 INCHES MINIMUM AND
0.378 INCHES MAXIMUM
LENGTH TO SHOULDER0.460 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.180 INCHES MINIMUM AND
0.183 INCHES MAXIMUM
NOMINAL TUBE OUTSIDE DIAMETER0.125 INCHES
NONDEFINITIVE SPEC/STD DATA818-2D PART
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEAN818-2D


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