Product Details | BOSS COUPLING

4730-00-843-8275 A straight one-piece fitting 12 inches (304 mm) long or under having the same size fitting on each end (straight machine threads other than pipe or hose series). It may have internal threads on both ends or internal threads on one end and external threads on the other designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It is designed to join two bosses or boss fittings. Excludes items having external threaded connections on both ends.

Part Alternates: NAS4245D, NAS424-5D, 4730-00-843-8275, 00-843-8275, 4730008438275, 008438275

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1963 00-843-8275

Drawings & Photos | NSN 4730-00-843-8275


Cross Reference | NSN 4730-00-843-8275

Part Number Cage Code Manufacturer
NAS424-5D 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 4730-00-843-8275

Characteristic Specifications
MATERIAL ALUMINUM ALLOY OVERALL
SURFACE TREATMENT ANODIZE INSIDE ANODIZE OUTSIDE
STYLE DESIGNATOR A5 RIGID, SHORT CENTER WRENCHING FACILITY
CONNECTION TYPE THREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLE B9 GASKET SEAL ALL ENDS
THREAD SERIES DESIGNATOR UNF ALL ENDS
NOMINAL THREAD SIZE 0.500 INCHES ALL ENDS
THREAD CLASS 3B ALL ENDS
NOMINAL OVERALL LENGTH 1.188 INCHES

Restrictions/Controls & Freight Information | NSN 4730-00-843-8275

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information