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Helical Compression Spring Seat NSN 5340-01-172-9501

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 5340-01-172-9501 NSN: 5340-01-172-9501

Features and Characteristics

Countersink Angle In Deg
45.0
Overall Height
0.3200 inches
First Step Diameter
0.3800 inches
First Step Length
0.0600 inches
Second Step Diameter
0.5000 inches
Second Step Length
0.0710 inches
Bore Diameter
0.0630 inches
Seat Angle In Deg
30.0
Material Hardness Rating
Between 77.7 rockwell superficial 15-n and 82.0 rockwell superficial 15-n
Design Type
Solid
End Diameter
0.2330 inches
Bore Taper In Deg
45.0
Distance From End To First Step
0.0590 inches
Counterbore Length
0.2610 inches
Special Features
Surface treat.-passivate per mcp38, kelsey-hayes co.; not casehardened
Material
Steel, ams 5643
Material
Steel comp 630
Material Specification
Ams 5643 assn standard single material response
Surface Treatment
Passivate
Style Designator
Seat
Surface Treatment
Passivated
Fsc Application Data
Aircraft hyd system
FSC
5340 Commercial Hardware
NIIN
011729501
NSN
5340011729501

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MC15909
Cage Code:
76050
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5340-01-172-9501
What are the manufacturers of nsn 5340011729501?
Does this nsn 5340011729501 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340011729501
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 5340011729501 contain any precious metals?
No precious metal content.
Does nsn 5340011729501 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340011729501?
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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