NSN 4730-01-257-6937 H850N4SS, H850N-4-SS, 6534C5961
Product Details | UNION NUT
4730-01-257-6937 An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. The threaded portion is used to engage the thread piece of a union, union elbor or the like. Excludes NUT (1), TUBE COUPLING.202109000004730000000
Part Alternates: H850N4SS, H850N-4-SS, 6534C5961, 6534C596-1, 0451B00231, 0451B0023-1, 4730-01-257-6937, 01-257-6937, 4730012576937, 012576937
Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 23 JUN 1987 | 01-257-6937 | 19964 ( NUT, UNION ) |
Drawings & Photos | NSN 4730-01-257-6937
Demand History | NSN 4730-01-257-6937
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4730-01-257-6937 | 2021-04-117 | 4 | US |
| 4730-01-257-6937 | 2020-08-240 | 2 | US |
| 4730-01-257-6937 | 2020-01-13 | 8 | US |
| 0451B0023-1 | 2019-04-91 | 610 | DIBBS |
| H850N-4-SS | 2019-04-91 | 610 | DIBBS |
| 0451B0023-1 | 2019-03-80 | 610 | DIBBS |
| H850N-4-SS | 2019-03-80 | 610 | DIBBS |
| 4730-01-257-6937 | 2019-02-42 | 1 | US |
| 4730-01-257-6937 | 2015-03-71 | 545 | DIBBS |
| 4730-01-257-6937 | 2012-06-181 | 293 | DIBBS |
| 4730-01-257-6937 | 2011-01-07 | 104 | DIBBS |
Cross Reference | NSN 4730-01-257-6937
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 0451B0023-1 | 03538 | LOCKHEED MARTIN CORPORATION DIV MST |
| 0451B0023-1 | 34712 | OLDENBURG GROUP INCORPORATED DBA OLDENBURG - LAKE SHORE |
| 6534C596-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
| H850N-4-SS | 99565 | ADMIRAL VALVE, LLC DBA CPV MANUFACTURING |
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Related Products | NSN 4730-01-257-6937
Technical Data | NSN 4730-01-257-6937
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.438 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL COMP 304 OVERALL |
| HARDNESS RATING | NOT RATED |
| NUT STYLE | A371 HEXAGON |
| NUT HEIGHT | 0.375 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.625 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 0.250 INCHES NOMINAL |
| TEMP RATING | -20.0 DEG FAHRENHEIT MINIMUM AND 225.0 DEG FAHRENHEIT MAXIMUM |
| MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED | 3000.0 POUNDS PER SQUARE INCH OIL |
Restrictions/Controls & Freight Information | NSN 4730-01-257-6937
| 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 | 051420 | CONDUITS,O/T EARTHEN:PIPE FITTINGS |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 736 | unknown |
| Originating Activity Code | ZC | Canada ZD ZE |
| 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 4730-01-257-6937
Air Force
Navy| 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. |
| Price Validation | N | The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
|
| 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 |
| 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 | Z | INSURANCE/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 Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
5 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 | Z | INSURANCE/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 Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
5 EA : Each |