NSN 4820-00-786-6912 672B681P1, 00-786-6912, 007866912
Product Details | VALVE SEAT
4820-00-786-6912 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: 672B681P1, 4820-00-786-6912, 00-786-6912, 4820007866912, 007866912
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 00-786-6912 | 22113 ( SEAT, VALVE ) |
Drawings & Photos | NSN 4820-00-786-6912
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Technical Data | NSN 4820-00-786-6912
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B7 PLAIN FLANGED |
| BODY OUTSIDE DIAMETER | 0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.185 INCHES MINIMUM AND 0.186 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.165 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL |
| SEATING SURFACE SHAPE | FLAT |
| SEAL ACCOMMODATION TYPE | GROOVED |
| SPECIAL FEATURES | 0.490 IN. MIN. 0.495 IN. MAX DIA FLANGE |
| III FSC APPLICATION DATA | ACFT CONSTANT SPEED DRIVE |
| MANUFACTURERS CODE | 99207 |
| DESIGN CONTROL REFERENCE | 672B681P1 |
Restrictions/Controls & Freight Information | NSN 4820-00-786-6912
| 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 |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||