Product Details | TUBE COUPLING INVERTED NUT

4730-00-278-5553 An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.

Part Alternates: 10610006, 106-10006, 181D 3/8IN , 181D 3-8IN., 181D38IN, 6100X6, 81TS6, 4730-00-278-5553, 00-278-5553, 4730002785553, 002785553

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1963 00-278-5553

Drawings & Photos | NSN 4730-00-278-5553


Cross Reference | NSN 4730-00-278-5553

Part Number Cage Code Manufacturer
106-10006 01276 EATON-AEROQUIP INC DIV FLUID CONNECTORS PRODUCTS
106-10006 79470 DANA CORP WEATHERHEAD DIV
181D 3-8IN. 30327 IMPERIAL
181D 3/8IN 13174 PARKER HANNIFIN CORP HOSE PRODUCTS DIV
6100X6 01276 EATON-AEROQUIP INC DIV FLUID CONNECTORS PRODUCTS
6100X6 79470 DANA CORP WEATHERHEAD DIV
81TS6 93061 PARKER-HANNIFIN, CORPORATION DBA BRASS PRODUCTS DIV

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Technical Data | NSN 4730-00-278-5553

Characteristic Specifications
MATERIAL COPPER ALLOY, SAE CA360
STRENGTH RATING NOT RATED
CASEHARDENING INDICATOR NOT CASEHARDENED
MATERIAL HARDNESS RATING NOT RATED
FABRICATION METHOD BAR STOCK, MACHINED OR FORGED
STYLE DESIGNATOR A4 INVERTED NUT, TUBE, COMPRESSION
OVERALL LENGTH 0.609 INCHES NOMINAL
SEAT RADIUS 0.219 INCHES NOMINAL
WIDTH ACROSS FLATS 0.563 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 0.378 INCHES NOMINAL
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED 0.375 INCHES NOMINAL
THREAD SIZE 9/16-20
SCREW THREAD SERIES DESIGNATOR UNS
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
SPECIAL FEATURES 200PSI

Restrictions/Controls & Freight Information | NSN 4730-00-278-5553

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 093460 BOLTS/NUTS NOI BBC/ZINC
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 576 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4730-00-278-5553

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeCConstruction MaterielDefense Supply Center Columbus (DSCC)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Physical Category Code1Bin
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each