NSN 290-20D
Tube Coupling Nut
machined fabrication method, unable to decode material, 1.017 inches nominal length to shoulder, 1.250 inches nominal tube outside diameter, unable to decode material document and classification.
NSN 4730-00-287-0271 Datasheet
- (NSN) National Stock Number
- 4730-00-287-0271
- (FSG) Federal Supply Group
- 47 - Pipe, Tubing, Hose, and Fittings
- (FSC) Federal Supply Classification
- 4730 - Hose, Pipe, Tube, Lubrication and Railing Fittings
- (NIIN) National Item Identification Number
- 00-287-0271
- Requires Demilitarization
- Yes
- (INC) Item Name Code
- 03859
- Date
- Sun, Jan 1, 1961
- Schedule B Code
- 7609000000
- Fabrication Method
- machined
- Length To Shoulder
- 1.017 inches nominal
- Material Document And Classification
- unable to decode
- Material
- unable to decode
- Nominal Tube Outside Diameter
- 1.250 inches
- Nominal Thread Size
- 1.625 inches
- Nut Height
- 1.219 inches nominal
- Nut Style
- tube coupling
- Smallest Inside Diameter
- 1.347 inches minimum and 1.350 inches maximum
- Special Features
- grumman a-10 aircraft
- Surface Treatment Document And Classification
- unable to decode
- Surface Treatment
- unable to decode
- Thread Class
- 3b
- Thread Direction
- right-hand
- Thread Quantity Per Inch
- 12
- Thread Series
- un
- Width Across Flats
- 1.984 inches minimum and 2.016 inches maximum
Identification
- Demilitarization Code
- A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
- Precious Metals Indicator
- U - Precious metal content is unknown
- Hazardous Metals Indicator
- N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- Pseudo Item Name Code
- 0003859
Cross Reference
CAGE Codes
- 00624
-
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical DistributionU.s./canadian manufacturers
- 56232
-
Lockheed Martin Corporation Div Rms - Mitchel FieldNon-manufacturers
- 18876
-
Us Army Aviation and Missile CommandGovernment departments or units, including military organizations
- 14798
-
Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, A Pcc CompanyU.s./canadian manufacturers
- 32142
-
Hydrasearch Company, LlcU.s./canadian manufacturers
- 71563
-
Collins Engineering CorpU.s./canadian manufacturers
- 88044
-
Aeronautical Standards Group Dept of Navy and Air ForceMilitary standards and standards organizations (ex:stanags,milspecs,defstans)
Freight Information
- Air Commodity
- BZ -
- Air Dimension
- A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- National Motor Freight Class Rating
- Q - 70.0
- Special Handling
- 9 - Other or no special handling required (sh)
- Type of Cargo
- Z - No special type of cargo code applicable
- Uniform Freight Classification Item Number
- 05680
- Water Commodity
- 576 - Metal and metal products, nos, (less than 35 feet)
- National Motor Freight Classification Item Number
- 013540
Schedule B & Trade
- Schedule B
- 7609-00-0000
- Description
- aluminum tube or pipe fittings (couplings,elbows sleeves)
- End Use
- 12300 - Finished metal shapes
- Unit of Quantity
- KG
- USDA
- Yes
- (SITC) Standard International Trade Classification
- 68427
- (NAICS) North American Industrial Classification System
- 332996
Questions & Answers
-
What is the FSCG of the NSN 4730-00-287-0271?
The FSCG of the NSN 4730-00-287-0271 is 4730
-
Does the NSN 4730-00-287-0271 have a Schedule B code assigned?
Yes, the Schedule B code is 7609000000
-
Does NSN 4730-00-287-0271 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
-
Does NSN 4730-00-287-0271 contain precious materials?
Precious metal content is unknown
-
Does NSN 4730-00-287-0271 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
-
When the NSN 4730-00-287-0271 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961
Pricing & Availability
Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.
Stock Checks
-
5310-00-877-562210/14/2026 08:10 PM EDTHexagon Self-Locking Nut6,098 in stock
-
5320-01-168-638610/14/2026 08:10 PM EDTSolid Rivet29,208 in stock
-
4820-01-133-360110/14/2026 08:10 PM EDTInlet Valve1 in stock
-
3120-00-508-357410/14/2026 08:10 PM EDTSleeve Bushing55 in stock
-
5310-00-475-287210/14/2026 08:10 PM EDTClinch Plain Nut777 in stock
-
5821-01-392-571810/14/2026 08:10 PM EDTRadio Receiver-Transmitter2 in stock
-
5940-01-122-148510/14/2026 08:10 PM EDTConductor Splice476 in stock
-
2610-00-424-989810/14/2026 08:10 PM EDTVehicu Pneumatic Tire Inner Tube6 in stock
-
3040-01-263-228810/14/2026 04:10 PM EDTShouldered Shaft1 in stock
-
5320-01-258-605810/14/2026 04:10 PM EDTBlind Rivet12,890 in stock
-
5307-01-158-170710/14/2026 04:10 PM EDTSpecial Stud995 in stock
-
5306-01-044-220110/14/2026 04:10 PM EDTEye Bolt2 in stock
-
5950-01-375-511410/14/2026 04:10 PM EDTPower Transformer5 in stock
-
5930-01-480-979910/14/2026 04:10 PM EDTToggle Switch1 in stock
-
4510-00-252-688810/14/2026 04:10 PM EDTDouble Faucet438 in stock
Recent Updates
-
6210-00-008-550610/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
6210-00-008-550710/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
6210-00-008-550810/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
6210-00-008-550410/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
6210-00-008-550510/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
1660-00-008-538210/12/2026 08:10 AM EDTHeat Exchanger Valve PistonIn Pressurizing Equipment, Heating and Aircraft Air Conditioning
-
1660-00-008-538310/12/2026 08:10 AM EDTFlat Valve DiaphragmIn Pressurizing Equipment, Heating and Aircraft Air Conditioning
-
4730-00-008-538510/12/2026 08:10 AM EDTPressure Hole PlugIn Hose, Pipe, Tube, Lubrication and Railing Fittings
-
1660-00-008-538610/12/2026 08:10 AM EDTValve Body AssemblyIn Pressurizing Equipment, Heating and Aircraft Air Conditioning
-
1660-00-008-538710/12/2026 08:10 AM EDTCabin Air Valve GuideIn Pressurizing Equipment, Heating and Aircraft Air Conditioning
-
5342-00-007-006710/09/2026 08:10 AM EDTWeapon System Resilient MountIn Weapon System Hardware
-
5330-00-007-007010/09/2026 08:10 AM EDTPacking RetainerIn Packing and Gasket Materials
-
5310-00-007-007610/09/2026 08:10 AM EDTHexagon NutIn Nuts and Washers
-
5310-00-007-007810/09/2026 08:10 AM EDTKey WasherIn Nuts and Washers
-
5935-00-007-075810/09/2026 08:10 AM EDTElectr Receptacle Connector BodyIn Electrical Connectors
Popular Categories
-
FSC 6116Accessories, Components and Fuel Cell Power Units
-
FSC 5350Abrasive Materials
-
FSC 8935Soups and Bouillons
-
FSC 6115Electrical Generators and Generator Sets
-
FSC 4240Safety and Rescue Equipment
-
FSC 6117Solar Electric Power Systems
-
FSC 1380Military Biological Agents
-
FSC 5860Accessories, Components and Stimulated Coherent Radiation Devices
-
FSC 7220Floor Coverings
-
FSC 9525Nonferrous Base Metal Nonelectrical Wire
-
FSC 2630Solid and Cushion Tires
-
FSC 6120Transformers: Distribution and Power Station
-
FSC 5331O-Ring
-
FSC 9420Synthetic, Animal and Fibers: Vegetable
-
FSC 1351Explosive Underwater Mines and Components