NSN 4820-00-354-1667 155021A, 155021B, 156052B
Product Details | VALVE SEAT
4820-00-354-1667 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: 155021A, 155021B, 156052B, 4820-00-354-1667, 00-354-1667, 4820003541667, 003541667
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-354-1667 | 22113 ( SEAT, VALVE ) |
Drawings & Photos | NSN 4820-00-354-1667
Cross Reference | NSN 4820-00-354-1667
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 155021A | 1ML14 | D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS |
| 155021A | 28265 | HERCULES ENGINE CO INC |
| 155021B | 1ML14 | D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS |
| 155021B | 28265 | HERCULES ENGINE CO INC |
| 155021B | 52984 | CYCLONE DRILL CO |
| 155021B | 93742 | ENGINEERED ELECTRIC COMPANY DBA DRS FERMONT |
| 156052B | 1ML14 | D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS |
| 156052B | 28265 | HERCULES ENGINE CO INC |
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Technical Data | NSN 4820-00-354-1667
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B7 PLAIN FLANGED |
| FLANGE DIAMETER | 1.680 INCHES MINIMUM AND 1.681 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 1.533 INCHES MINIMUM AND 1.534 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM |
| FLANGE SEAT TO DISK END HEIGHT | 0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| UNDER FLANGE HEIGHT | 0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
| MATERIAL | STEEL BODY COBALT ALLOY FACE |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 AISI/SAE 4140 FED STD 1ST MATERIAL RESPONSE BODY |
| HARDNESS RATING | NOT RATED |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 45.000 NOMINAL |
| MANUFACTURERS CODE | 1ML14 |
| DESIGN CONTROL REFERENCE | 155021B |
Restrictions/Controls & Freight Information | NSN 4820-00-354-1667
| 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: | B | Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.) |
| 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 | S | 60 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 736 | unknown |
| Originating Activity Code | XX | |
| 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 |