NSN 4820-00-036-1891 83424, 00-036-1891, 000361891
Product Details | VALVE SEAT
4820-00-036-1891 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.20248100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: 83424, 4820-00-036-1891, 00-036-1891, 4820000361891, 000361891
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-036-1891 | 22113 ( SEAT, VALVE ) |
Drawings & Photos | NSN 4820-00-036-1891
Cross Reference | NSN 4820-00-036-1891
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 83424 | 38056 | ASHCROFT INC. |
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Technical Data | NSN 4820-00-036-1891
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B3 DOUBLE THREAD |
| OVERALL HEIGHT | 3.325 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 2.486 INCHES NOMINAL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| HARDNESS RATING | NOT RATED |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 12.000 NOMINAL |
| THREAD SERIES DESIGNATOR | UN FIRST THREADED PORTION UN SECOND THREADED PORTION |
| NOMINAL THREAD SIZE | 3.125 INCHES FIRST THREADED PORTION 3.687 INCHES SECOND THREADED PORTION |
| THREAD QUANTITY PER INCH | 16 FIRST THREADED PORTION 16 SECOND THREADED PORTION |
| THREAD CLASS | 2A FIRST THREADED PORTION 2A SECOND THREADED PORTION |
| THREAD LENGTH | 0.807 INCHES NOMINAL FIRST THREADED PORTION 0.430 INCHES NOMINAL SECOND THREADED PORTION |
Restrictions/Controls & Freight Information | NSN 4820-00-036-1891
| 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 | 051080 | FAUCETS,BIBCOCKS,GATES VALVES |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| 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 4820-00-036-1891
Navy| 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 | X | SEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |