Valve Seat
(NSN) National Stock Number
4820-00-016-0253
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
22113
Schedule B Code
8481909090
Summary
2.500 inches nominal overall height, 9.532 inches nominal body outside diameter, 7.626 inches nominal body inside diameter, recessed seal accommodation type, flat seating surface shape, steel overall material
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 2 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | AX |
Identification
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.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 22113 | A15500 | - | 2 |
Specifications
Overall Height
2.500 inches nominal
Details
The distance measured in a straight line from the bottom to the top of an item.Body Outside Diameter
9.532 inches nominal
Details
The length of a straight line which passes through the center of the body,and terminates at the outside circumference.Body Inside Diameter
7.626 inches nominal
Details
The length of a straight line which passes through the center of a body,and terminates at the inside circumference.Seal Accommodation Type
recessed
Details
Indicates the type of seal accommodation included in or on the item.Seating Surface Shape
flat
Details
The physical configuration of the surface of the seat.Material
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Style Designator
plain
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 206-33-660 | 04613 | 2 | - | 5 | 9 | - | AX |
| 206-330-660 | 04613 | 5 | - | 5 | 9 | - | AX |
| 304-206-330-660-000 | 04613 | 6 | - | 5 | 9 | - | AX |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | U | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 29300 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 576 | Z | 9 |
Provided with every order
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FAQs
Frequently asked questions for NSN 4820-00-016-0253
What is the NIIN of the NSN 4820-00-016-0253?
The National Item Identification Number (NIIN) of the NSN 4820-00-016-0253 is 00-016-0253
When the NSN 4820-00-016-0253 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Sun, Jan 1, 1961
Does the NSN 4820-00-016-0253 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-016-0253 contain any hazardous material?
No data in HMIRS
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