NSN 2815-00-691-9957 IPD4H0621, 4H0621, 4H621
Product Details | VALVE STEM GUIDE
2815-00-691-9957 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: IPD4H0621, 4H0621, 4H621, G888, 2815-00-691-9957, 00-691-9957, 2815006919957, 006919957
Engines, Turbines, and Components | Diesel Engines and Components
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 28 | 01 JAN 1961 | 00-691-9957 | 32562 ( GUIDE, VALVE STEM ) |
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Technical Data | NSN 2815-00-691-9957
| Characteristic | Specifications |
|---|---|
| METALLIC HARDNESS RATING | NOT RATED |
| SHOULDER DIAMETER | 1.062 INCHES NOMINAL |
| SHOULDER LENGTH | 0.875 INCHES NOMINAL |
| OVERALL LENGTH | 4.250 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.562 INCHES NOMINAL |
| MAJOR DIAMETER LENGTH | 0.431 INCHES MINIMUM AND 0.436 INCHES MAXIMUM |
| AA END DIAMETER | 0.812 INCHES NOMINAL |
| BB END SHANK DIAMETER | 0.813 INCHES NOMINAL |
| BB END CHAMFER LENGTH | 0.031 INCHES NOMINAL |
| BB END CHAMFER ANGLE IN DEG | 45.0 |
| AA END CHAMFER LENGTH | 0.031 INCHES NOMINAL |
| AA END CHAMFER ANGLE IN DEG | 45.0 |
| SHOULDER SECOND FILLET RADIUS | 0.031 INCHES NOMINAL |
| LENGTH FROM AA END TO LARGEST DIAMETER FACE | 0.439 INCHES MINIMUM AND 0.444 INCHES MAXIMUM |
| BORE DIAMETER | 0.4400 INCHES MINIMUM AND 0.4410 INCHES MAXIMUM |
| BORE COUNTERSINK | NOT INCLUDED |
| BORE COUNTERBORE | NOT INCLUDED |
| MANUFACTURERS CODE | 11083 |
| DESIGN CONTROL REFERENCE | 4H0621 |
Restrictions/Controls & Freight Information | NSN 2815-00-691-9957
| 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 |
|---|---|---|
| No Freight Information | ||
Management | NSN 2815-00-691-9957
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9C | Navy-owned stocks of defense construction material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9C | Defense Supply Center Columbus Columbus, OH 43215 |
| 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 |