RST78CDM9

RST78CDM9 Retaining Ring

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Datasheet. RST78CDM9 specification

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

double oval

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.

0.725in. and 0.738in.

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.

0.855in. and 0.868in.

Major Thickness

0.042in. and 0.046in.

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

spiral

Usage Design
Indicates the designed use of the item.

external

Strength Rating
The load in tension applied in a longitudinal direction or the load that can be applied in a plane perpendicular to the axial centerline without rupture or permanent deformation of the material.

255000.0 pounds per square inch tensile

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

steel sae 1070 thru 1090

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

steel sae 1070 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

Answers.

What material is the retaining ring made of ?

Steel sae 1070 thru 1090

What is the strength rating?

255000.0 pounds per square inch minimum tensile

What is the ring style?

Spiral

What is the major thickness?

0.042 inches minimum and 0.046 inches maximum

What is the outside diameter?

0.855 inches minimum and 0.868 inches maximum

What is the inside diameter?

0.725 inches minimum and 0.738 inches maximum

What is the NSN for RST78CDM9?

5325-00-364-9422

How is this classified for shipping?

Schedule B number: 9606100000
nmfc 095190
Press-fasteners, snap-fasteners & press-studs & parts therefor

What's the federal classification of RST78CDM9?

FSC 5325 ⁓ Fastening devices

NSN 5325-00-364-9422 RING,RETAINING

cadmium surface treated 255000.0 pounds per square inch tensile strength rating spiral ring style 0.042" major thickness 0.855" outside diameter 0.725" inside diameter

NIIN
003649422
NIIN Date
02/22/74
Schedule B
9606100000 
Name Code
07623
FIIG
T252-G
Item Weight
0.100lbs
Item Dimensions
--
QUP
 
Historical Price
$3.45 EA
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

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. 9M187-78 Cage 12837
2. 9M187-78 Cage 51814
3. 9M187-78 Cage 76301

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Air Force 
  • - Singapore 
  • - Republic of Korea 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
70.0 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Metal hardware 
NMFC (national motor freight code)
095190 HARDWARE, NOI SUB 9 
UFC (universal freight code)
49790 

Similar by Design Other rings with similar characteristics

Nothing similar to this part number was found in our inventory

RST78CDM9 / 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.