Helical Compression Spring Seat

7409030

7409030
(NSN) National Stock Number
5340-00-489-0363
Federal Supply Classification
5340 Commercial Hardware
Item Name Code
24328
Schedule B Code
7320205000
Summary

0.5600 inches nominal overall height, 1.8100 inches nominal first step diameter, 0.7800 inches nominal bore diameter, solid design type, 1.1200 inches nominal end diameter, 0.3700 inches nominal distance from end to first step

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - AZ
Identification

A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore, designed to accommodate the end of the spring. It is used to position the spring but does not encase the spring or restrain lateral motion. It may be used in conjunction with a retainer,helical compression spring. Excludes:washer (as modified), seat,ball socket, and holder,spring. See also rotor,engine poppet valve.

INC FIIG Concept Condition
24328 T319-E - 1
Specifications
Overall Height
0.5600 inches nominal
Details The distance measured in a straight line from the bottom to the top of an item.
First Step Diameter
1.8100 inches nominal
Details None.
Bore Diameter
0.7800 inches nominal
Details The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
Design Type
solid
Details Indicates the design type of the item.
End Diameter
1.1200 inches nominal
Details The length of a straight line which passes through the center of the end of the item,and terminates at the circumference.
Distance From End To First Step
0.3700 inches nominal
Details None.
Special Features
a. first step chamfered 0.060 in. by 45 deg
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Material
copper alloy 360 or steel comp 1020 or steel comp 1035 or steel comp 1117 or steel comp 1118 or err-050
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
qq-b-626, alloy 360 fed spec 1st material response or astm a108, grade 1020 assn std 2nd material response or astm a108, grade 1035 assn std 3rd material response or qq-s-637, comp 1117 fed spec 4th material response or qq-s-637, comp 1118 fed spec 5th material response or sae j403 assn std 6th material response
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Surface Treatment
enamel
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.
Style Designator
seat
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
49790 - W -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
CAGE: 19207
WARREN , MI , 48397
UNITED STATES
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FAQs
Frequently asked questions for NSN 5340-00-489-0363
What is the NIIN of the NSN 5340-00-489-0363?
The National Item Identification Number (NIIN) of the NSN 5340-00-489-0363 is 00-489-0363
When the NSN 5340-00-489-0363 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Thu, May 28, 1970
Does the NSN 5340-00-489-0363 contain any precious metals?
Type/content is unknown
Does the NSN 5340-00-489-0363 contain any hazardous material?
No information in HMIRS

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