4730-00-541-1579 NIPPLE,BOSS Index 4720-00-541-1581 HOSE,AIR DUCT

National Stock Number:
4730-00-541-1580

Federal Supply Class:
4730

National Item Identification Number:
005411580

Description:
NIPPLE,BOSS

Detail:
A STRAIGHT, ONE-PIECE FITTING USED TO JOIN TWO BOSSES OR BOSS FITTINGS. BOTH ENDS ARE THE SAME SIZE AND HAVE EXTERNAL MACHINE THREADS (STRAIGNT THREADS OTHER THAN PIPE OR HOSE SERIES). IT IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. THE CENTER SECTION MAY BE SUITABLY SHAPED TO ACCOMMODATE A WRENCH.


Manufacturer Information:
AS21900-30U583SAE INTERNATIONAL
AS21900-381343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS21900-300624EATON AEROQUIP LLC
SAE-AS182800U583SAE INTERNATIONAL
MILF18280A81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21900-396906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SAE-AS21900-381343SOCIETY OF AUTOMOTIVE ENGINEERS INC


Techincal Specification:
MATERIALSTEEL COMP 1137 OR
STEEL COMP 1141 OR
STEEL COMP 4130 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTCADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORFLARED AND FLARELESS W/ CENTER WRENCHING FACILITY
CONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDS
CONNECTION STYLEFLARED W/ GASKET SEAL (BOSS) 1ST END
EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
THREAD SERIES DESIGNATORUNJF ALL ENDS
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS
THREAD CLASS3A ALL ENDS
NOMINAL OVERALL LENGTH1.156 INCHES


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