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Helical Compression Spring Seat NSN 5340-01-026-6746

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 5340-01-026-6746 NSN: 5340-01-026-6746

Features and Characteristics

Counterbore Diameter
Between 1.2800 inches and 1.2900 inches
Overall Height
Between 2.9300 inches and 2.9700 inches
First Step Diameter
1.7800 inches
First Step Length
0.1200 inches
Bore Diameter
Between 0.6800 inches and 0.6900 inches
Second End Diameter
1.5400 inches
Design Type
Solid
End Diameter
1.2200 mils and 1.2300 centimeters
Distance From End To First Step
0.2000 inches
Counterbore Length
2.1500 inches
Spherical Seat Top Radius
Between 0.0200 inches and 0.0300 inches
Special Features
Countersink angle along counterbore length 43.0 to 47.0 degrees; seat angle 42.0 to 48.0 degrees; left end body corner 0.0900 to 0.1500 inch r; chamfer right end corners 45.0 degrees by 0.03 inches
Material
Aluminum alloy
Material
Aluminum alloy
Style Designator
Seat
FSC
5340 Commercial Hardware
NIIN
010266746
NSN
5340010266746

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
66-9677-1
Cage Code:
81205
Status:
A
MSDS:
Part Number:
66-9677
Cage Code:
81205
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-01-026-6746
What are the manufacturers of nsn 5340010266746?
Does this nsn 5340010266746 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340010266746
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 5340010266746 contain any precious metals?
No precious metal content.
Does nsn 5340010266746 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340010266746?
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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