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Helical Compression Spring Seat NSN 5340-01-129-8516

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 5340-01-129-8516 NSN: 5340-01-129-8516

Features and Characteristics

Countersink Angle In Deg
45.0
Chamfer Angle In Deg
30.0
Overall Height
0.2100 inches
First Step Diameter
0.5000 inches
Bore Diameter
0.2030 inches
Design Type
Solid
Countersink Diameter
0.2630 inches
End Diameter
0.2890 inches
Distance From End To First Step
0.1700 inches
Special Features
Not casehardened
Material
Aluminum alloy, qq-a-225/6, alloy 2024
Material
Aluminum alloy 2024
Material Specification
Qq-a-225/6, alloy 2024 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Ps13201, class 1, type 2, mcdonnell douglas corporation mfr ref single treatment response
Style Designator
Seat
Surface Treatment
Anodized, ps13201, class 1, type 2, mcdonnell douglas corp
FSC
5340 Commercial Hardware
NIIN
011298516
NSN
5340011298516

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
36645
Cage Code:
99643
Status:
A
MSDS:
Part Number:
10112548
Cage Code:
A486G
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-01-129-8516
What are the manufacturers of nsn 5340011298516?
Does this nsn 5340011298516 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340011298516
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 5340011298516 contain any precious metals?
No precious metal content.
Does nsn 5340011298516 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340011298516?
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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