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Helical Compression Spring Seat NSN 5340-00-371-0812

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 5340-00-371-0812 NSN: 5340-00-371-0812

Features and Characteristics

Overall Height
Between 0.1900 inches and 0.2000 inches
First Step Diameter
Between 2.2000 inches and 2.2200 inches
Bore Diameter
Between 1.8100 inches and 1.8300 inches
Material Hardness Rating
Between 40.0 rockwell c and 47.0 rockwell c
Design Type
Solid
End Diameter
Between 1.8800 inches and 1.8900 inches
Distance From End To First Step
Between 1.1000 inches and 1.3000 inches
Spherical Seat Top Radius
0.0100 inches
Special Features
Not casehardened
Material
Aluminum alloy, qq-a-225/8, alloy 6061, t6
Material
Aluminum alloy 6061
Material Specification
Qq-a-225/8, alloy 6061, t6 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Ems 52401, type 1, class b, airesearch mfg co of arizona mfr ref single treatment response
Style Designator
Seat
Surface Treatment
Anodized, ems 52401, type 1, class b, airesearch mfg co of arizona
Fsc Application Data
Valve, shutoff, bleed air, environmental control system, aircraft
FSC
5340 Commercial Hardware
NIIN
003710812
NSN
5340003710812

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
115107-75
Cage Code:
59364
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-00-371-0812
What are the manufacturers of nsn 5340003710812?
Does this nsn 5340003710812 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340003710812
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 5340003710812 contain any precious metals?
No precious metal content.
Does nsn 5340003710812 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340003710812?
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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