NSN 4730-00-277-6451 AN818, AN8183, AN818-3
Product Details | TUBE COUPLING NUT
4730-00-277-6451 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: AN818, AN8183, AN818-3, AS4841 , MILF5509A, 8176326, 4730-00-277-6451, 00-277-6451, 4730002776451, 002776451
Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 01 JAN 1961 | 00-277-6451 | 03859 ( NUT, TUBE COUPLING ) |
Drawings & Photos | NSN 4730-00-277-6451
Demand History | NSN 4730-00-277-6451
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| AN8183 | 2022-05-31 | 50 | United States |
| AN8183 | 2022-02-17 | 50 | United States |
| 4730-00-277-6451 | 2020-12-03 | 5329 | DIBBS |
| AN8183 | 2019-09-13 | 12 | Canada |
| 4730-00-277-6451 | 2019-08-01 | 2503 | DIBBS |
| AN8183 | 2019-01-18 | 300 | US |
| 4730-00-277-6451 | 2018-01-28 | 834 | DIBBS |
| 4730-00-277-6451 | 2017-07-17 | 2700 | DIBBS |
| 4730-00-277-6451 | 2017-07-17 | 1191 | DIBBS |
| 4730-00-277-6451 | 2017-06-29 | 1191 | DIBBS |
| 4730-00-277-6451 | 2017-02-07 | 2700 | DIBBS |
| 4730-00-277-6451 | 2016-12-16 | 1753 | DIBBS |
| 4730-00-277-6451 | 2016-12-05 | 1753 | DIBBS |
| AN8183 | 2014-06-11 | 340 | United States |
| 4730-00-277-6451 | 2011-05-23 | 2271 | DIBBS |
| AS4841 | 2011-03-10 | 8 | |
| AN818 | 2010-09-14 | 20 | South Korea |
| 4730-00-277-6451 | 2010-03-17 | 10 | United States |
| 4730-00-277-6451 | 2009-02-17 | 3925 | DIBBS |
Cross Reference | NSN 4730-00-277-6451
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8176326 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
| AN818 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
| AN818-3 | 13899 | HYDRO FITTING MANUFACTURING CORPORATION |
| AN818-3 | 22995 | CROWN FITTING CO INC |
| AN818-3 | 71563 | COLLINS ENGINEERING CORP |
| AN818-3 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
| AS4841 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| MILF5509A | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
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Related Products | NSN 4730-00-277-6451
Technical Data | NSN 4730-00-277-6451
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL COMP 1137 OR STEEL COMP 1141 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| NUT STYLE | A351 TUBE COUPLING |
| NUT HEIGHT | 0.594 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL |
| LENGTH TO SHOULDER | 0.500 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 0.242 INCHES NOMINAL |
| FABRICATION METHOD | ANY ACCEPTABLE |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.188 INCHES |
| III END ITEM IDENTIFICATION | GRUMMAN A10 AIRCRAFT BELL OBSERVATION HELICOPTER OH-5BA |
| MANUFACTURERS CODE | 88044 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN818-3 |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILF5509A |
Restrictions/Controls & Freight Information | NSN 4730-00-277-6451
| 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: | U | Precious 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 | 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 | 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 4730-00-277-6451
Army
Air Force
Navy| Category | Code | Description |
|---|---|---|
| Materiel Category and Inventory Manager | J | Ground Forces Support Materiel (DLA/GSA Items) |
| Appropriation and Budget Activity | 2 | Stock Fund Secondary Items |
| Management Inventory Segment | 2 | NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable. |
| Specific Group/Generic Code | 0 | Medical Materiel |
| Weapons Systems/End Item or Homogeneous Group | 00 | DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item |
| Accounting Requirements Code | X | 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 Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DA | Department of the Army |
| Service Organization | A | U.S. Army |
| Reparability | Z | This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item. |
| Acquisition Advice Codes | D | DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
A EA : Each |
| Category | Code | Description |
|---|---|---|
| Budget Code | 9 | 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 Code | SF | Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point. |
| Materiel Management Aggregation Code | SX | SX:AF SICA RESIDUAL MMAC-OC-ALC |
| Price Validation | V | The current standard price has been validated.
|
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DF | Department of the Air Force |
| Service Organization | F | U.S. Air Force |
| Reparability | N | Stock Fund (except Munitions) |
| Acquisition Advice Codes | D | DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
A EA : Each |
| 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 | D | DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
A EA : Each |