NAS669-181

NAS669181 Retaining Ring

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Datasheet. NAS669-181 specification

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

rectangular

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.

not 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.

1.945in. and 1.978in.

Major Thickness

0.059in. and 0.065in.

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

internal

Usage Design
Indicates the designed use of the item.

internal

Material Hardness Rating
A numeric value that reflects the hardness of the material when used in conjunction with a hardness rating scale.

47.0 rockwell c and 52.0 rockwell c

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

steel, fed std 66 nos. 1066 thru 1090

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

steel, fed std 66 nos. 1066 thru 1090

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

cadmium and chromate

Surface Treatment
Consists of plating,dip,and/or coating that cannot be wiped off.plating and/or coating is any chemical and/or metallic additive,electrochemical,or mild mechanical process which protects a surface.

cadmium, QQ-P-416, type 2, class 2

Departure From Cited Document
The technical differentiating characteristic/s/ of an item of supply which depart/s/ from the text of a specification or a standard in that it represents a selection of characteristics stated in the specification or standard as being optional,or a variation from one or more of the stated characteristics,or an additional characteristic not stated in the specification or standard.

as modified by revision 6

Answers.

What material is the retaining ring made of ?

Steel,fed std 66 nos. 1066 thru 1090

What is the ring style?

Internal

What is the major thickness?

0.059 inches minimum and 0.065 inches maximum

What is the outside diameter?

1.945 inches minimum and 1.978 inches maximum

What is the NSN for NAS669-181?

5325-00-227-5239

How is this classified for shipping?

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

What's the federal classification of NAS669-181?

FSC 5325 ⁓ Fastening devices

NSN 5325-00-227-5239 RING,RETAINING

cadmium surface treated internal ring style 0.059" major thickness 1.945" outside diameter

NIIN
002275239
NIIN Date
05/20/73
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
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Canada 

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Similar by Design Other rings with similar characteristics

Nothing similar to this part number was found in our inventory

NAS669-181 / 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.