Product Details | TUBE COUPLING NUT

4730-00-287-0289 An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes NUT (1), TUBE COUPLING, REDUCING; and NUT (1), UNION.

Part Alternates: AN81840, AN818-40, AN8184D, AN818-4D, AN8184DL, AN818-4DL, AN818D4, NK8184D, NK818-4D, C8175450, D58126419, D58126-4-19, MILF5509A, Z00.N7230061453, Z00N7230061453, 731857-104, 8176560, 946.29.85.203, 9462985203, 263-0042-88, 2630134320, 263-013-4320, 2721021P9, 272-1021P9, 2904D, 290-4D, 3110242, 4167753, 416775-3, 00263004288, 00263-0042-88, 21004, 477 612, 477612, 7203354, 720335-4, 4730-00-287-0289, 00-287-0289, 4730002870289, 731857104, 263004288, 002870289

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1961 00-287-0289

Drawings & Photos | NSN 4730-00-287-0289


Demand History | NSN 4730-00-287-0289

Part Number Request Date QTY Origin
AN8184D 2024-08-08 106 AE
AN8184D 2024-06-18 100 United States
AN8184D 2024-06-03 50 United States
4730-00-287-0289 2024-05-14 2 United States
4730-00-287-0289 2024-04-25 5 US
AN8184D 2024-04-02 20 United States
AN8184D 2024-03-18 2830 United States
AN8184D 2022-10-21 800 South Africa
AN8184D 2022-10-13 1 US
AN8184D 2022-07-11 700 South Africa
AN8184D 2022-05-31 40 United Arab Emirates
AN8184D 2022-04-18 40 United States
AN8184D 2021-08-26 2 United States
AN8184D 2020-10-23 28 United States
AN8184D 2020-10-23 156 IN
4730-00-287-0289 2019-07-15 300 Singapore
AN8184D 2018-10-11 20 United States
AN8184D 2017-11-03 10 TH
AN8184D 2017-10-24 20 Thailand
AN8184D 2017-09-05 200 US
AN8184D 2017-09-05 1000 US
AN8184D 2017-09-05 2000 US
4730-00-287-0289 2017-02-09 2 US
4730-00-287-0289 2017-02-09 1 US
2904D 2016-08-23 6 United States
AN8184D 2016-06-16 8 China
AN8184D 2016-04-28 1 Thailand
4730-00-287-0289 2015-05-13 319 United States
AN8184D 2014-07-17 5 UK
AN818-4D 2014-03-12 23 United States
AN8184D 2012-12-18 50 US
AN818D4 2011-09-28 10 United States
21004 2011-04-09 1
4730-00-287-0289 2010-10-20 5615 DIBBS
AN8184D 2010-06-25 1 Italy
4730-00-287-0289 2010-05-12 10 United States
4730-00-287-0289 2010-04-21 4 India
4730-00-287-0289 2010-01-06 5947 DIBBS
AN8184D 2009-04-19 50 IT
AN8184D 2007-10-29 200 US
4730-00-287-0289 2007-07-31 50 US
AN8184D 2006-07-20 20 United States

Cross Reference | NSN 4730-00-287-0289

Part Number Cage Code Manufacturer
00263-0042-88 93568 HARSCO CORP BMY-COMBAT SYSTEMS DIV
21004 019L2 MACLEAN-FOGG COMPANY DBA MAC LEAN-ESNA
21004 72962 HARVARD INDUSTRIES INC
263-0042-88 93568 HARSCO CORP BMY-COMBAT SYSTEMS DIV
263-013-4320 95542 NORTHROP GRUMMAN SYSTEMS CORPORATION
272-1021P9 49956 RAYTHEON COMPANY DBA RAYTHEON
290-4D 00624 EATON CORPORATION DBA AEROSPACE DIV
290-4D R1120 SATAIR A/S
3110242 001JK EMBRAER S/A
3110242 FB459 EMBRAER AVIATION INTERNATIONAL
3110242 S4956 EMBRAER EMPRESA BRASILEIRA DE AERONAUTICA SA
416775-3 96214 RAYTHEON COMPANY DBA RAYTHEON
4730002870289 SCY13 E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES
477 612 77294 PIPER AIRCRAFT INC.
720335-4 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
731857-104 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
8176560 18876 U S ARMY AVIATION AND MISSILE COMMAND
946.29.85.203 S4080 PILATUS AIRCRAFT LTD
AN818-40 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN818-4D 04939 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
AN818-4D 14397 FABER ENTERPRISES, INC.
AN818-4D 14798 DESIGNED METAL CONNECTIONS, INC. DBA PERMASWAGE
AN818-4D 18430 DRAKE-WILLIAMS STEEL, INC.
AN818-4D 32142 HYDRASEARCH CO., INC.
AN818-4D 32382 ARLINGTON AIR PARTS INC
AN818-4D 38597 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
AN818-4D 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN818-4D 99237 AIRFORCE-NAVY AERONAUTICAL DESIGN STANDARD
AN818-4D F0222 SKF AEROSPACE FRANCE
AN818-4DL 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN818D4 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
C8175450 18876 U S ARMY AVIATION AND MISSILE COMMAND
D58126-4-19 80086 AIRCO CRYOGENICS DIV OF AIRCO INC
MILF5509A 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
NK818-4D 03038 LONG-LOK FASTENERS CORPORATION
Z00.N7230061453 F0086 SOCATA

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Technical Data | NSN 4730-00-287-0289

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.438 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL ALUMINUM ALLOY OVERALL
SURFACE TREATMENT ANODIZE OVERALL
NUT STYLE A351 TUBE COUPLING
NUT HEIGHT 0.620 INCHES NOMINAL
WIDTH ACROSS FLATS 0.563 INCHES NOMINAL
LENGTH TO SHOULDER 0.532 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 0.305 INCHES NOMINAL
FABRICATION METHOD ANY ACCEPTABLE
NOMINAL TUBE OUTSIDE DIAMETER 0.250 INCHES
SPECIAL FEATURES WEAPON SYSTEM ESSENTIAL. GRUMMAN A-10 AIRCRAFT
CRITICALITY CODE JUSTIFICATION FEAT
III END ITEM IDENTIFICATION B-1 AIRCRAFT SUPPORT EQUIPMENT. B-52 AIRCRAFT SUPPORT EQUIPMENT. TF33-P-3/5/9 (C/EC-135, B-52H) AIRCRAFT ENGINE. H-3 HELICOPTER SUPPORT EQUIPMENT.
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN818-4D
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILF5509A

Restrictions/Controls & Freight Information | NSN 4730-00-287-0289

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:AItem does not contain precious metal
Criticality Code:FThe item is an Aviation Critical Safety Item/Flight Safety Critical Aircraft Part ((ACSI/FSCAP).
Category Code Description
NMF Description 013540 ALUM NUTS
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 4730-00-287-0289

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
EA : Each
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.
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
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
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 CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
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.
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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
EA : Each