NSN 4820-00-468-0837 1603285PC34, 1603-285PC34, 1612285PC34
Product Details | VALVE SEAT
4820-00-468-0837 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: 1603285PC34, 1603-285PC34, 1612285PC34, 1612-285PC34, 2R293PC34, 2R302PC34, 490722PC34, 490731PC34, 4820-00-468-0837, 00-468-0837, 4820004680837, 004680837
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1961 | 00-468-0837 | 22113 ( SEAT, VALVE ) |
Drawings & Photos | NSN 4820-00-468-0837
Cross Reference | NSN 4820-00-468-0837
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1603-285PC34 | 81316 | PORTSMOUTH NAVAL SHIPYARD |
| 1612-285PC34 | 81316 | PORTSMOUTH NAVAL SHIPYARD |
| 2R293PC34 | 51729 | DRESSER, INC. DBA DRESSER ROOTS BLOWERS & |
| 2R302PC34 | 51729 | DRESSER, INC. DBA DRESSER ROOTS BLOWERS & |
| 490722PC34 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 490722PC34 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 490731PC34 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 490731PC34 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Technical Data | NSN 4820-00-468-0837
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B7 PLAIN FLANGED |
| FLANGE DIAMETER | 4.812 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 4.489 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 3.780 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.418 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.830 INCHES NOMINAL |
| MATERIAL | COPPER ALLOY OVERALL |
| HARDNESS RATING | NOT RATED |
| SEATING SURFACE SHAPE | RADIAL |
| SEAT RADIUS | 2.073 INCHES NOMINAL |
| SPECIAL FEATURES | FLANGE MTG,4 BOLT HOLES 0.435 IN. DIA ON A 5.535 IN. BC DIA |
Restrictions/Controls & Freight Information | NSN 4820-00-468-0837
| 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 4820-00-468-0837
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 | Y | TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |