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Helical Compression Spring Seat NSN 5340-01-377-9140

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 5340-01-377-9140 NSN: 5340-01-377-9140

Features and Characteristics

First Step Diameter
1.3750 inches
First Step Length
1.1600 inches
Second Step Diameter
2.2500 inches
Bore Diameter
Between 0.7500 inches and 0.7520 inches
Design Type
Split
End Diameter
Between 1.1320 inches and 1.1370 inches
Distance From End To First Step
1.0200 inches
Material
Brass, qq-b-637, 1/2h
Material
Copper alloy 462 or copper alloy 464 or copper alloy 482 or copper alloy 485
Material Specification
Qq-b-637, 1/2h federal specification single material response
Style Designator
Seat
FSC
5340 Commercial Hardware
NIIN
013779140
NSN
5340013779140

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
561-6404326-6
Cage Code:
53711
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-01-377-9140
What are the manufacturers of nsn 5340013779140?
Does this nsn 5340013779140 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340013779140
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 5340013779140 contain any precious metals?
No precious metal content.
Does nsn 5340013779140 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340013779140?
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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