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Boss Coupling

4730016449093 016449093 X F5OLO-D 3949582004 3949582

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. View more Boss Coupling

4730-01-644-9093 COUPLING,BOSS 4730016449093 016449093

Managed by United States
NSN Created on 26 May 2015
Data Last Changed
May 2023
NATO Update Count
NATO Data Quality
STYL Style B57 for 4730-01-644-9093 1/1
NSN 4730-01-644-9093 (Identification) 1/1

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4730-01-644-9093 Related Documents Related Documents 4730-01-644-9093 5+ Documents (More...)

98-202-7439 Boss Coupling 4730982027439982027439 Boss Coupling 4730016798583 016798583 Coupling 4730016449093
016449093 180-0578 4730-01-644-9093 5975218894163 218894163 200-9342 4730-98-202-7439 4730-00-791-4792
016449093 180-0578 4730-01-644-9093 5975218894163 218894163 200-9342 4730-98-202-7439 4730-00-791-4792
Documents 4730-01-679-8583 5+ Documents ( More... ) https// /fsg-47/fsc-4730/us 4730-01-644-9093
Boss Coupling 4730016449093 016449093 180-0578 4730-01-644-9093 5975218894163 218894163 200-9342
4730-98-202-7439 4730-00-791-4792 4730-01-679-8583 180-0578 4730-01-644-9093 4730012154471 012154471
-202-7439 Boss Coupling 4730982027439 982027439 Boss Coupling 4730016798583 016798583 Coupling 4730016449093
016449093 180-0578 4730-01-644-9093 5975218894163 218894163 200-9342 4730-98-202-7439 4730-00-791-4792
4730-01-679-8583 180-0578 4730-01-644-9093 4730012154471 011387985 017-1523 4730-19-003-3500 4730-33
14-407-6941 Boss Coupling 4730144076941 144076941 791-4792 4730-01-679-8583 4730-01-180-0578 4730-01-644-9093
99-722-4040 Boss Coupling 4730997224040 997224040 791-4792 4730-01-679-8583 4730-01-180-0578 4730-01-644-9093
3702 Boss Coupling 4730144043702 144043702,224717 791-4792 4730-01-679-8583 4730-01-180-0578 4730-01-644-9093
605-3747 4730-01-305-5617 4730-14-411-2480 4730-14-452-6673 4730997224040 997224040 180-0578 4730-01-644-9093
4730-01-605-3747 4730-01-305-5617 4730-14-411-2480 4730-14-452-6673 144043702,224717 180-0578 4730-01-644-9093
/fr 4730-14-426-3444 Boss Coupling 4730144263444 144263444,5201235 679-8583 4730-01-180-0578 4730-01-644-9093

4730-01-644-9093 Demil Restrictions 4730-01-644-9093


4730-01-644-9093 is a Boss Coupling that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. This item does not contain a precious metal.

4730-01-644-9093 End Users End Users 4730-01-644-9093

US Marine Corps (MC40)
Effective Date:
1 May 2015

4730-01-644-9093 Manufacturers Approved Sources 4730-01-644-9093

4730-01-644-9093 Technical Data Datasheet 4730-01-644-9093

End Item Identification [AGAV]
Connection Style [AHNC]
External Seat For Gasket Seal (Boss) 2Nd End
Connection Style [AHNC]
Gasket Seal (Tube) 1St End
Connection Type [AWLS]
Threaded External Boss All Ends
Material [MATT]
Aluminum Overall
Maximum Operating Pressure [CQGM]
4000.00 Pounds Per Square Inch Single Response
Maximum Operating Temp [AEHZ]
256.00 Deg Fahrenheit Single Response
Nominal Outside Diameter Tube Accommodated [CWFD]
0.25 Inches All Ends
Nominal Overall Length [CWFR]
1.13 Inches
Nominal Thread Size [CQJX]
0.4375 Inches 2Nd End
Nominal Thread Size [CQJX]
0.5625 Inches 1St End
Thread Class [AAJD]
Un/Unf-2A All Ends
Thread Quantity Per Inch [CMLP]
18 1St End
Thread Quantity Per Inch [CMLP]
20 2Nd End
Thread Series Designator [THSD]
Un All Ends
Specification/Standard Data [ZZZK]
Ae J1453 Government Specification
Style Designator [STYL]
Center Wrenching Facility W/ Threaded Relief
Surface Treatment [SFTT]
Anodize Overall

4730-01-644-9093 Stock, Inventory and Procurement DLA Procurement Analysis 4730-01-644-9093

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4730-01-644-9093 Management Data Management Data 4730-01-644-9093

Effective Date
Unit of Issue
Unit Price
Qty Unit Pack
Oct 2022
Defense Logistics Agency (DS)
Oct 2021
Defense Logistics Agency (DS)
Oct 2020
Defense Logistics Agency (DS)
Oct 2019
US Marine Corps (DM)

Marine Corps Marine Corps

Stores Account:
Stock Fund Account Item
Combat Essentiality:
Non-Critical Repair Part
Echelon Management:
Operational Test:
No Special Procedures

4730-01-644-9093 Related Items NATO Stock Numbers Related to 4730-01-644-9093

4730-01-644-9093 Freight Data Freight Information 4730-01-644-9093

4730-01-644-9093 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 052190. A Sub NMFC of Z. It has a NMFC Description of PIPE,TUBING,OR PIPE OR TUBING FITTI. 4730-01-644-9093 is rated as a variable freight class when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 30000 which rates the freight between FCL and LCL. 4730-01-644-9093 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 576 for ocean manifesting and military sealift. 4730-01-644-9093 is not classified as a special type of cargo when transported by water. 4730-01-644-9093 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.

4730-01-644-9093 Contracting Technical Data File (CTDF) Contracting Technical Data File (CTDF) 4730-01-644-9093 October 2021

Criticality and Quality

Critical Item Code:
Flight Safety:
Life Support:
Certified Samples:
First Article Test (FAT):
Certificate of Quality Compliance:
Production Lot Testing:
Special Testing:
Qualified Products List (QPL):

Commercial Properties

Government Furnished Material:
Government Furnished Tooling:
Government Furnished Property:
Price Evaluation Code:
Diminshing Manufacturing Sources:
Commerical Off The Shelf (COTS):
End Item Application:
Auctioning Candidate:
Source of Procurement:
Contract Option:


Boeing Rights Guard:
Export Controlled:
Controlled Technical Data Package (TDP):
Restricted Technical Data Package (TDP):
Contains Classified Material
Weapons System Indicator Code (WSIC):

Packaging Requirements

Packaging Determination Table:
Packaging Review Code:
Special Packaging Instruction Number (SPIN):
Special Packaging Instruction Number Revision:
Special Packaging Instruction Number Date:
Pallet Reference Number Required: