NSN 4820-00-831-2351 SS8451889818, SS845-1889818, SS845-1889818 PC 7 ASSEMBLY H
Product Details | VALVE SEAT
4820-00-831-2351 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: SS8451889818, SS845-1889818, SS845-1889818 PC 7 ASSEMBLY H, SS8451889818PC7ASSEMBLYH, 2640069, 2640-069, 2640069PC7ASSEMBLYH, 2640-069PC7ASSEMBLYH, 4820-00-831-2351, 00-831-2351, 4820008312351, 008312351
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1962 | 00-831-2351 | 22113 ( SEAT, VALVE ) |
Drawings & Photos | NSN 4820-00-831-2351
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Technical Data | NSN 4820-00-831-2351
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B6 PLAIN |
| OVERALL HEIGHT | 1.125 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 6.000 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 4.250 INCHES NOMINAL |
| MATERIAL | RUBBER SILICONE OVERALL |
| HARDNESS RATING | NOT RATED |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG DESCRIPTION | 45.000 NOMINAL RUBBER,SYNTHETIC,MIL-R-24063,CLAS S 1,GRADE 60 |
Restrictions/Controls & Freight Information | NSN 4820-00-831-2351
| 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: | A | Item does not contain precious metal |
| 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 |
|---|---|---|
| No Freight Information | ||
Management | NSN 4820-00-831-2351
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9C | Navy-owned stocks of defense construction material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9C | Defense Supply Center Columbus Columbus, OH 43215 |
| 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 |