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Helical Compression Spring Seat NSN 5340-00-624-3638

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 5340-00-624-3638 NSN: 5340-00-624-3638

Features and Characteristics

Countersink Angle In Deg
30.0
Counterbore Diameter
Between 0.5820 inches and 0.5880 inches
Overall Height
Between 0.6090 inches and 0.6190 inches
First Step Diameter
Between 0.9450 inches and 0.9510 inches
First Step Length
Between 0.1620 inches and 0.1920 inches
Second Step Diameter
1.2500 inches
Bore Diameter
Between 0.4480 inches and 0.4580 inches
Design Type
Solid
Countersink Diameter
Between 0.6540 inches and 0.6600 inches
End Diameter
0.7810 inches
Distance From End To First Step
0.3130 inches
Counterbore Length
Between 0.4850 inches and 0.5150 inches
Features Provided
Casehardened
Special Features
Amtl-steel astm a576, grade 1019
Material
Steel
Material
Steel
Style Designator
Seat
Fsc Application Data
Cylinder head assembly, gasoline engine, non-aircraft
FSC
5340 Commercial Hardware
NIIN
006243638
NSN
5340006243638

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
31-481
Cage Code:
35301
Status:
A
MSDS:
Part Number:
810277
Cage Code:
64104
Status:
A
MSDS:
Part Number:
1A31-481
Cage Code:
23382
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-00-624-3638
What are the manufacturers of nsn 5340006243638?
Does this nsn 5340006243638 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340006243638
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 5340006243638 contain any precious metals?
Precious metal content is unknown.
Does nsn 5340006243638 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340006243638?
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
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