NSN 4820-00-803-6031 146502, 181987, 220004PC32
Product Details | VALVE SEAT
4820-00-803-6031 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: 146502, 181987, 220004PC32, 227574PC31, 4820-00-803-6031, 00-803-6031, 4820008036031, 008036031
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 08 MAY 1968 | 00-803-6031 | 22113 ( SEAT, VALVE ) |
Drawings & Photos | NSN 4820-00-803-6031
Demand History | NSN 4820-00-803-6031
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-00-803-6031 | 2018-08-242 | 73 | DIBBS |
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Technical Data | NSN 4820-00-803-6031
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B7 PLAIN FLANGED |
| FLANGE DIAMETER | 0.382 INCHES MINIMUM AND 0.383 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 0.286 INCHES MINIMUM AND 0.288 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.174 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.078 INCHES MINIMUM AND 0.082 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.070 INCHES MINIMUM AND 0.076 INCHES MAXIMUM |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| HARDNESS RATING | NOT RATED |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 20.000 NOMINAL |
| SPECIAL FEATURES | ONE HOLE 0.028 TO 0.035 THROUGH BODY WALL CENTERED 0.101 TO @0.106 IN. FROM FLANGE END |
Restrictions/Controls & Freight Information | NSN 4820-00-803-6031
| 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 | 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 | 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 4820-00-803-6031
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 | 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 |
1 EA : Each |