NSN 4730-01-341-1229 AN818L4K, AN818L4KN, 01-341-1229
Product Details | TUBE COUPLING NUT
4730-01-341-1229 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: AN818L4K, AN818L4KN, 4730-01-341-1229, 01-341-1229, 4730013411229, 013411229
Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 25 JUN 1991 | 01-341-1229 | 03859 ( NUT, TUBE COUPLING ) |
Demand History | NSN 4730-01-341-1229
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4730-01-341-1229 | 2025-12-335 | 40 | United States |
| 4730-01-341-1229 | 2025-12-335 | 20 | United States |
| 4730-01-341-1229 | 2025-09-273 | 110 | United States |
| 4730-01-341-1229 | 2025-04-103 | 1 | DIBBS |
| 4730-01-341-1229 | 2024-02-43 | 1 | DIBBS |
| 4730-01-341-1229 | 2022-11-331 | 25 | us |
| AN818L4K | 2022-02-32 | 20 | US |
| AN818L4K | 2015-01-21 | 6 | US |
| 4730-01-341-1229 | 2014-06-167 | 500 | NL |
| AN818L4K | 2013-07-200 | 10 | US |
| AN818L4K | 2011-09-249 | 1 | US |
| 4730-01-341-1229 | 2010-05-141 | 20 | US |
| AN818L4K | 2006-08-214 | 100 | MX |
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Related Products | NSN 4730-01-341-1229
Technical Data | NSN 4730-01-341-1229
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.437 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL COMP 316 OVERALL |
| NUT STYLE | A356 TUBE COUPLING |
| NUT HEIGHT | 0.620 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.563 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 0.305 INCHES NOMINAL |
| FABRICATION METHOD | MACHINED |
| LUBRICATION | DRY FILM LUBRICANT |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES |
| MANUFACTURERS CODE | 88044 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN818L4KN |
Restrictions/Controls & Freight Information | NSN 4730-01-341-1229
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| 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 | 093486 | BOLTS,NUTS OR SCREWS, NOI (SUB 3) |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 573 | unknown |
| Originating Activity Code | AX | Defense Supply Center Columbus Columbus, OH 43216-5000 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| 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 4730-01-341-1229
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |



