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Helical Compression Spring Seat NSN 5340-00-386-3621

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 5340-00-386-3621 NSN: 5340-00-386-3621

Features and Characteristics

Counterbore Diameter
0.7344 inches
Overall Height
0.4677 inches
First Step Diameter
0.9000 inches
Second Step Diameter
1.1870 inches
Bore Diameter
0.7100 inches
Design Type
Solid
End Diameter
0.8000 inches
Distance From End To First Step
0.3670 inches
Counterbore Length
0.3420 inches
Features Provided
Casehardened
Material
Steel, fed standard 66, aisi/sae 1010
Material
Steel, fed standard 66, aisi/sae 1010
Style Designator
Seat
Fsc Application Data
Gasoline engine, except aircraft prime mover type
FSC
5340 Commercial Hardware
NIIN
003863621
NSN
5340003863621

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
105306R2
Cage Code:
89346
Status:
A
MSDS:
Part Number:
SR253
Cage Code:
59875
Status:
A
MSDS:
Part Number:
R838
Cage Code:
80900
Status:
A
MSDS:
Part Number:
105306R1
Cage Code:
89346
Status:
A
MSDS:
Part Number:
107306R2
Cage Code:
92679
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-00-386-3621
What are the manufacturers of nsn 5340003863621?
Does this nsn 5340003863621 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340003863621
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 5340003863621 contain any precious metals?
Precious metal content is unknown.
Does nsn 5340003863621 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340003863621?
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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