Product Details | BOSS NIPPLE

4730-01-542-8190 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.

Part Alternates: MS21902J6, AS21902, 4730-01-542-8190, 01-542-8190, 4730015428190, 015428190

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG) NSN Assign. NIIN
47 01-542-8190

Drawings & Photos | NSN 4730-01-542-8190


Demand History | NSN 4730-01-542-8190

Part Number Request Date QTY Origin
MS21902J6 2023-06-167 50 United States
MS21902J6 2023-03-67 2 United States
MS21902J6 2023-02-34 50 United States
MS21902J6 2022-12-355 100 Germany
MS21902J6 2022-09-257 6 us
MS21902J6 2022-03-89 5 US
MS21902J6 2018-10-295 40 Singapore
MS21902J6 2018-03-82 100 US
MS21902J6 2017-12-339 300 US
MS21902J6 2015-05-146 300 United States
MS21902J6 2015-01-19 6 Ecuador
MS21902J6 2014-11-324 12 US
MS21902J6 2014-11-314 6 IN
MS21902J6 2014-08-216 4 JO
MS21902J6 2014-07-191 10 India
MS21902J6 2014-06-171 2 United States
MS21902J6 2013-06-177 5 US
MS21902J6 2013-06-177 10 US
MS21902J6 2013-03-65 10 United States
AS21902 2012-10-285 1 US
MS21902J6 2012-07-187 20 KR
MS21902J6 2012-04-93 9 US
MS21902J6 2011-03-88 10 LT
4730-01-542-8190 2009-09-257 4 US
MS21902J6 2008-12-357 10 US

Cross Reference | NSN 4730-01-542-8190

Part Number Cage Code Manufacturer
2-01238 00624 EATON CORPORATION DBA AEROSPACE DIV
2-01238J6 00624 EATON CORPORATION DBA AEROSPACE DIV
2-01238J6 R1120 SATAIR A/S
AS18280 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS21902 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS21902J6 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS21902-6C 50948 PARKER HANNIFIN CORP STRATOFLEX DIV AIRCRAFT FITTINGS OPN
MS21902-6C 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
MS21902C6 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
MS21902J6 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS21902J6 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 4730-01-542-8190

Characteristic Specifications
MATERIAL STEEL COMP 304 OVERALL
NOMINAL OVERALL LENGTH 1.188 INCHES
SPECIAL FEATURES FITTING END IN ACCORDANCE WITH AS33514, STYLE E/NOMINAL TUBE SIZW 0.375, 0.5625-18 UNJF-3A, DIA 0.813 WEIGHT 0.066 LB/EA
SPECIFICATION/STANDARD DATA 81343 - AS21902 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
III END ITEM IDENTIFICATION 1055-01-329-6826 MULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
III PART NAME ASSIGNED BY CONTROLLING AGENCY UNION, FLARELESS TUBE

Restrictions/Controls & Freight Information | NSN 4730-01-542-8190

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Category Code Description
No Freight Information