NSN 4820-00-068-0569 21168NPC20, 46833, 00-068-0569
Product Details | VALVE STEM GUIDE
4820-00-068-0569 A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.20728050063Gasoline Reciprocating Engines, Except Aircraft; and Components28100068Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components28150029Diesel Engines and Components43100028Compressors and Vacuum Pumps45100033Plumbing Fixtures and Accessories48100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: 21168NPC20, 46833, 4820-00-068-0569, 00-068-0569, 4820000680569, 000680569
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 04 DEC 1967 | 00-068-0569 | 32562 ( GUIDE, VALVE STEM ) |
Drawings & Photos | NSN 4820-00-068-0569
Demand History | NSN 4820-00-068-0569
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 21168NPC20 | 2025-12-341 | 1 | DIBBS |
| 46833 | 2025-12-341 | 1 | DIBBS |
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Technical Data | NSN 4820-00-068-0569
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| METALLIC HARDNESS RATING | NOT RATED |
| STYLE DESIGNATOR | H2 PLAIN FLANGED |
| OVERALL LENGTH | 4.060 INCHES NOMINAL |
| OUTSIDE DIAMETER | 2.875 INCHES NOMINAL |
| MAJOR DIAMETER LENGTH | 2.125 INCHES NOMINAL |
| BB END SHANK DIAMETER | 2.746 INCHES NOMINAL |
| AA END RADIUS | 1.437 INCHES NOMINAL |
| BB END RADIUS | 1.373 INCHES NOMINAL |
| BORE DIAMETER | 2.1250 INCHES NOMINAL |
| BORE COUNTERSINK | NOT INCLUDED |
| BORE COUNTERBORE | INCLUDED |
| COUNTERBORE DIAMETER | 2.307 INCHES NOMINAL |
| COUNTERBORE DEPTH | 1.965 INCHES NOMINAL |
Restrictions/Controls & Freight Information | NSN 4820-00-068-0569
| 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: | 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. |
| 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 | 576 | 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 | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| 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 4820-00-068-0569
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 |