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Helical Compression Spring Seat NSN 5340-00-353-8989

Item Description

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 (1), (as modified); seat, ball socket and holder, spring. See also rotor, engine poppet valve.

NSN 5340-00-353-8989 NSN: 5340-00-353-8989

Features and Characteristics

Counterbore Diameter
0.7190 inches
Overall Height
0.3750 inches
First Step Diameter
1.2500 inches
Bore Diameter
Between 0.3440 inches and 0.3480 inches
Design Type
Solid
End Diameter
Between 0.8960 inches and 0.9060 inches
Distance From End To First Step
0.2970 inches
Counterbore Length
0.2810 inches
Special Features
Matl-steel qq-s-633, fs1120; not casehardened
Material
Steel
Material
Steel
Fsc Application Data
Cylinder and crankcase assembly, gasoline engine, nonaircraft
FSC
5340 Commercial Hardware
NIIN
003538989
NSN
5340003538989

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
22AI214
Cage Code:
02978
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-00-353-8989
What are the manufacturers of nsn 5340003538989?
Does this nsn 5340003538989 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340003538989
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 (1), (as modified); seat, ball socket and holder, spring. see also rotor, engine poppet valve.
Does nsn 5340003538989 contain any precious metals?
Precious metal content is unknown.
Does nsn 5340003538989 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340003538989?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
24328
FIIG:
T319-E
App. Key:
EA
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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