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Helical Compression Spring Seat NSN 5340-00-572-8042

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 5340-00-572-8042 NSN: 5340-00-572-8042

Features and Characteristics

Countersink Angle In Deg
60.0
Chamfer Angle In Deg
30.0
Counterbore Diameter
Between 0.4400 inches and 0.4500 inches
Overall Height
Between 0.4000 inches and 0.4200 inches
First Step Diameter
Between 0.7370 inches and 0.7410 inches
Bore Diameter
Between 0.3000 inches and 0.3200 inches
Design Type
Solid
Countersink Diameter
Between 0.4400 inches and 0.4500 inches
End Diameter
Between 0.4300 inches and 0.4500 inches
Distance From End To First Step
Between 0.1050 inches and 0.1150 inches
Counterbore Length
Between 0.1950 inches and 0.2050 inches
Second Counterbore Length
Between 0.0900 inches and 0.1100 inches
Second Counterbore Diameter
Between 0.5500 inches and 0.5700 inches
Spherical Seat Top Radius
0.0150 inches
Special Features
Chamfer corners 0.010 inch to 0.020 in.
Material
Powdered metal
Material
Powdered metal
Style Designator
Seat
FSC
5340 Commercial Hardware
NIIN
005728042
NSN
5340005728042

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
70798
Cage Code:
15434
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-00-572-8042
What are the manufacturers of nsn 5340005728042?
Does this nsn 5340005728042 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340005728042
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 5340005728042 contain any precious metals?
Precious metal content is unknown.
Does nsn 5340005728042 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340005728042?
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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