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Helical Compression Spring Seat NSN 5340-01-147-4685

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 5340-01-147-4685 NSN: 5340-01-147-4685

Features and Characteristics

Overall Height
0.3670 inches
First Step Diameter
0.4217 inches
First Step Length
0.0500 inches
Bore Diameter
Between 0.2080 inches and 0.2100 inches
Material Hardness Rating
Between 57.0 rockwell c and 60.0 rockwell c
Second End Diameter
0.3000 inches
Design Type
Solid
End Diameter
0.4210 inches
Distance From End To First Step
0.2620 inches
Special Features
Not casehardened
Material
Steel, qq-s-763, class 440c
Material
Steel comp 440c
Material Specification
Qq-s-763, class 440c federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Ps13001, mcdonnell douglas corporation mfr ref single treatment response
Style Designator
Seat
Surface Treatment
Passivated, ps13001, mcdonnell douglas corp
FSC
5340 Commercial Hardware
NIIN
011474685
NSN
5340011474685

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
36713
Cage Code:
99643
Status:
A
MSDS:
Part Number:
10112768
Cage Code:
A486G
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-01-147-4685
What are the manufacturers of nsn 5340011474685?
Does this nsn 5340011474685 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340011474685
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 5340011474685 contain any precious metals?
No precious metal content.
Does nsn 5340011474685 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340011474685?
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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