NSN 4820-00-885-4929 661203, 00-885-4929, 008854929
Product Details | VALVE SEAT
4820-00-885-4929 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: 661203, 4820-00-885-4929, 00-885-4929, 4820008854929, 008854929
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1962 | 00-885-4929 | 22113 ( SEAT, VALVE ) |
Cross Reference | NSN 4820-00-885-4929
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Technical Data | NSN 4820-00-885-4929
| Characteristic | Specifications |
|---|---|
| FLANGE DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 0.370 INCHES MINIMUM AND 0.373 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.160 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.047 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 1.030 INCHES MINIMUM AND 1.050 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL |
| SEATING SURFACE SHAPE | FLAT |
| SEAL ACCOMMODATION TYPE | GROOVED |
| SPECIAL FEATURES | 8 BLEED HOLES |
| III FSC APPLICATION DATA | AIR TURBINE MOTOR,ACFT CONSTANT SPEED DRIVE |
| MANUFACTURERS CODE | 59364 |
| DESIGN CONTROL REFERENCE | 661203 |
Restrictions/Controls & Freight Information | NSN 4820-00-885-4929
| 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: | 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. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||