NSN 4820-00-569-1388 S25681, S-2568-1, 00-569-1388
Product Details | VALVE SEAT
4820-00-569-1388 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: S25681, S-2568-1, 4820-00-569-1388, 00-569-1388, 4820005691388, 005691388
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-569-1388 | 22113 ( SEAT, VALVE ) |
Drawings & Photos | NSN 4820-00-569-1388
Cross Reference | NSN 4820-00-569-1388
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| S-2568-1 | 64104 | DRESSER, INC. DIV DRESSER WAUKESHA |
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Technical Data | NSN 4820-00-569-1388
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B6 PLAIN |
| OVERALL HEIGHT | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 2.066 INCHES MINIMUM AND 2.067 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 1.808 INCHES MINIMUM AND 1.813 INCHES MAXIMUM |
| MATERIAL | COBALT COMP 3 OVERALL |
| HARDNESS RATING | 50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| SEATING SURFACE SHAPE | FLAT |
Restrictions/Controls & Freight Information | NSN 4820-00-569-1388
| Category | Code | Description |
|---|---|---|
| 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. |
| 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 | ||