20955

20955 Retaining Ring

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Datasheet. 20955 specification

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

round

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.

1.156in.

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.

1.281in. and 1.312in.

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

hooked wire

Material Diameter
The length of a straight line which passes through the center of the material,and terminates at the circumference.

0.063in.

Usage Design
Indicates the designed use of the item.

internal

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

steel, QQ-W-470

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

steel uns K08500

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

QQ-W-470 fed spec single material response

Answers.

What material is the retaining ring made of ?

Steel uns k08500

What is the ring style?

Hooked wire

What is the outside diameter?

1.281 inches minimum and 1.312 inches maximum

What is the inside diameter?

1.156 inches

What is the NSN for 20955?

5325-00-350-3413

How is this classified for shipping?

Schedule B number: 9606100000
nmfc 063520
Press-fasteners, snap-fasteners & press-studs & parts therefor

What's the federal classification of 20955?

FSC 5325 ⁓ Fastening devices

NSN 5325-00-350-3413 RING,RETAINING

hooked wire ring style 1.281" outside diameter 1.156" inside diameter

NIIN
003503413
NIIN Date
01/01/63
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

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

1. 68945 Cage 0AHP5
2. 215267 Cage 44674
3. 200668 Cage 02978
4. A158028 Cage 00000
5. A235543 Cage 00000
6. 200668 Cage 81401

Major End Users Countries and entities

  • - Austria 
  • - Greece 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
70.0
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
Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps) 
Commodity (for shipments via water)
Radio parts and equipment, excluding tubes packed separately 
NMFC (national motor freight code)
063520 WAVEGUIDE IN BOXES/CRATES 
UFC (universal freight code)
49770 

Similar by Design Other rings with similar characteristics

Nothing similar to this part number was found in our inventory

20955 / 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.