NSN 4820-01-220-8633 T041957, 01-220-8633, 012208633
Product Details | VALVE SEAT
4820-01-220-8633 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: T041957, 4820-01-220-8633, 01-220-8633, 4820012208633, 012208633
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 21 NOV 1985 | 01-220-8633 | 22113 ( SEAT, VALVE ) |
Cross Reference | NSN 4820-01-220-8633
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| T041957 | 12168 | NORTHERN INDIANA BUSINESS SERVICES |
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Related Products | NSN 4820-01-220-8633
Technical Data | NSN 4820-01-220-8633
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | THREADED FLANGED |
| FLANGE DIAMETER | 3.655 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 3.010 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.433 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.557 INCHES NOMINAL |
| MATERIAL | COPPER ALLOY OVERALL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 55.000 NOMINAL |
| THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION |
| NOMINAL THREAD SIZE | 3.750 INCHES SINGLE THREADED PORTION |
| THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION |
| THREAD CLASS | 2A SINGLE THREADED PORTION |
| THREAD LENGTH | 0.404 INCHES NOMINAL SINGLE THREADED PORTION |
Restrictions/Controls & Freight Information | NSN 4820-01-220-8633
| 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 |
|---|---|---|
| NMF Description | 051080 | FAUCETS,BIBCOCKS,GATES VALVES |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 594 | 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 | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| 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 4820-01-220-8633
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 | X | SEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |