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Helical Compression Spring Seat NSN 5340-00-140-5278

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 5340-00-140-5278 NSN: 5340-00-140-5278

Features and Characteristics

Material Hardness Rating
49.5 rockwell c
Design Type
Solid
Spherical Seat Top Radius
Between 0.5950 inches and 0.6100 inches
Material
Aluminum alloy, ams4117
Material
Aluminum alloy, ams4117
Surface Treatment
Anodize
Surface Treatment Specification
Hs334type 1 fscm 73030 mfr ref single treatment response
Surface Treatment
Anodized hs334type 1 fscm 73030
Fsc Application Data
Aircraft environmental system
FSC
5340 Commercial Hardware
NIIN
001405278
NSN
5340001405278

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
748962-1
Cage Code:
73030
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-00-140-5278
What are the manufacturers of nsn 5340001405278?
Does this nsn 5340001405278 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340001405278
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 5340001405278 contain any precious metals?
No precious metal content.
Does nsn 5340001405278 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340001405278?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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