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Helical Compression Spring Seat NSN 5340-00-678-4295

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 5340-00-678-4295 NSN: 5340-00-678-4295

Features and Characteristics

Counterbore Diameter
2.1250 inches
Overall Height
3.7500 inches
First Step Diameter
2.9980 inches
First Step Length
1.2700 inches
Second Step Diameter
4.2500 inches
Bore Diameter
1.0400 inches
Material Hardness Rating
25.0 international rubber hardness degree scale and 30.0 international rubber hardness degree scale
Design Type
Split
End Diameter
2.9600 inches
Distance From End To First Step
2.2150 inches
Counterbore Length
1.7050 inches
Special Features
M1, m60, m60a1, m48a5
Material
Steel alloy, federal standard 66, aisi or sae 1345h
Material
Steel comp 1345h
Material Specification
Fed standard 66 federal standard single material response or aisi 1345h assn standard single material response or sae 1345h assn standard single material response
Style Designator
Seat
FSC
5340 Commercial Hardware
NIIN
006784295
NSN
5340006784295

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8765806
Cage Code:
19206
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-00-678-4295
What are the manufacturers of nsn 5340006784295?
Does this nsn 5340006784295 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340006784295
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 5340006784295 contain any precious metals?
No precious metal content.
Does nsn 5340006784295 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340006784295?
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
  •   Quality Inspected Parts
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