3090721-1

30907211 Retaining Ring

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Datasheet. 3090721-1 specification

Cross-sectional Shape Style
The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.

grooved inside corner

Inside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the inside circumference.

20.093in.

Casehardening Indicator
Indicates whether or not a ferrous alloy object has been subjected to a process whereby the outer portion is made substantially harder than the inner portion or core.

casehardened

Outside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.

20.373in.

Minor Thickness

0.078in. and 0.080in.

Major Thickness

0.240in. and 0.260in.

End Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the end.

90 degree parallel

Ring Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the ring.

straight gap

Usage Design
Indicates the designed use of the item.

external or internal

Material
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.

nickel alloy 718

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

nickel alloy 718

Answers.

What material is the retaining ring made of ?

Nickel alloy 718

What is the ring style?

Straight gap

What is the major thickness?

0.240 inches minimum and 0.260 inches maximum

What is the outside diameter?

20.373 inches

What is the inside diameter?

20.093 inches

What is the NSN for 3090721-1?

5325-01-349-5898

How is this classified for shipping?

Schedule B number: 9606100000
Press-fasteners, snap-fasteners & press-studs & parts therefor

What's the federal classification of 3090721-1?

FSC 5325 ⁓ Fastening devices

NSN 5325-01-349-5898 RING,RETAINING

straight gap ring style 0.240" major thickness 20.373" outside diameter 20.093" inside diameter

NIIN
013495898
NIIN Date
11/29/91
Schedule B
9606100000 
Name Code
07623
FIIG
T252-G
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Czech Republic 
  • - Taiwan, Province of China 

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Similar by Design Other rings with similar characteristics

Nothing similar to this part number was found in our inventory

3090721-1 / Ring,retainingWhat is the formal definition of this item?

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. for items having internal prongs which perform the same function, see push on nut. it is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. see also clip, retaining and pin, lock. excludes ring, connecting, round.