Valve Seat

6768096

6768096
(NSN) National Stock Number
4820-00-545-1793
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
22113
Schedule B Code
8481909090
Summary

0.187 inches nominal overall height, 1.995 inches minimum and 1.999 inches maximum body outside diameter, 0.870 inches minimum and 0.880 inches maximum body inside diameter, 0.046 inches nominal seat radius, 45.000 nominal seat angle in deg, 60.0 rockwell c nominal overall hardness rating

DAC HCC DMIL RNCC
X - - 3
RNVC SADC MSDS RNAAC
2 - - TG
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
0.187 inches nominal
Details The distance measured in a straight line from the bottom to the top of an item.
Body Outside Diameter
1.995 inches minimum and 1.999 inches maximum
Details The length of a straight line which passes through the center of the body,and terminates at the outside circumference.
Body Inside Diameter
0.870 inches minimum and 0.880 inches maximum
Details The length of a straight line which passes through the center of a body,and terminates at the inside circumference.
Seat Radius
0.046 inches nominal
Details The radius of the end surface upon which the mated surface seats.
Seat Angle In Deg
45.000 nominal
Details The angle of the end surface upon which the mated surface seats,expressed in degrees.
Hardness Rating
60.0 rockwell c nominal overall
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Seating Surface Shape
angular
Details The physical configuration of the surface of the seat.
Material
manganese overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
phosphate overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Surface Treatment Document And Classification
p-16232-typem or z class1 mil spec single treatment response overall
Details The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
Style Designator
faucet
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
6768096 24617 3 - 5 9 - AX
7708199 19207 X - 5 2 - TG
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
49790 - Q Q
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
ALLISON TRANSMISSION INC
CAGE: 73342
INDIANAPOLIS , IN , 46222-3271
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-545-1793
What is the NIIN of the NSN 4820-00-545-1793?
The National Item Identification Number (NIIN) of the NSN 4820-00-545-1793 is 00-545-1793
When the NSN 4820-00-545-1793 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 4820-00-545-1793 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-545-1793 contain any hazardous material?
No data in HMIRS

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