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Helical Compression Spring Seat NSN 5340-01-158-6381

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 5340-01-158-6381 NSN: 5340-01-158-6381

Features and Characteristics

Overall Height
0.2250 inches
First Step Diameter
Between 1.4650 inches and 1.4750 inches
Bore Diameter
Between 0.4450 inches and 0.4550 inches
Design Type
Solid
End Diameter
Between 0.5400 inches and 0.5500 inches
Material
Aluminum alloy, qq-a-225/8, alloy 6061, t6 or aluminum alloy, qq-a-200/8, alloy 6061, t6 or aluminum alloy, qq-a-250/11, alloy 6061, t6 or aluminum alloy, qq-a-250/11, alloy 6061, t651
Material
Aluminum alloy 6061 or aluminum alloy, qq-a-200/8, alloy 6061, t6 or aluminum alloy, qq-a-250/11, alloy 6061, t6 or aluminum alloy, qq-a-250/11, alloy 6061, t651
Material Specification
Qq-a-225/8, alloy 6061, t6 federal specification 1st material response
Surface Treatment
Anodize
Surface Treatment Specification
Ps13208, fscm 76301 mfr ref single treatment response
Surface Treatment
Anodize, ps13208, fscm 76301
FSC
5340 Commercial Hardware
NIIN
011586381
NSN
5340011586381

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2803837-101
Cage Code:
92003
Status:
A
MSDS:
Part Number:
10112818
Cage Code:
A486G
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-01-158-6381
What are the manufacturers of nsn 5340011586381?
Does this nsn 5340011586381 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340011586381
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 5340011586381 contain any precious metals?
No precious metal content.
Does nsn 5340011586381 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340011586381?
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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