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Helical Compression Spring Seat NSN 5340-00-453-8211

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 5340-00-453-8211 NSN: 5340-00-453-8211

Features and Characteristics

Counterbore Diameter
Between 0.8210 inches and 0.8250 inches
Overall Height
0.3500 inches
First Step Diameter
Between 1.2300 inches and 1.2400 inches
First Step Length
Between 0.2520 inches and 0.4520 inches
Second Step Diameter
Between 1.4950 inches and 1.5050 inches
Bore Diameter
Between 0.7430 inches and 0.7470 inches
Design Type
Solid
End Diameter
Between 0.8210 inches and 0.8250 inches
Distance From End To First Step
Between 0.1270 inches and 0.5770 inches
Counterbore Length
0.0500 inches
Material
Steel, qq-s-763, class 416
Material
Steel comp 416
Material Specification
Qq-s-763, class 416 federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-s-5002 military specification single treatment response
Style Designator
Seat
Surface Treatment
Passivated, mil-s-5002
FSC
5340 Commercial Hardware
NIIN
004538211
NSN
5340004538211

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
93983
Cage Code:
82106
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-00-453-8211
What are the manufacturers of nsn 5340004538211?
Does this nsn 5340004538211 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340004538211
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 5340004538211 contain any precious metals?
Precious metal content is unknown.
Does nsn 5340004538211 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340004538211?
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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