5555-18PP

555518PP Retaining Ring

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Datasheet. 5555-18PP specification

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

rectangular

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.

0.181in.

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

Major Thickness

0.035in.

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

external

Usage Design
Indicates the designed use of the item.

external

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

46.0 rockwell c and 50.0 rockwell c

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

steel

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.

passivate and oxide

Answers.

What material is the retaining ring made of ?

Steel

What is the ring style?

External

What is the major thickness?

0.035 inches

What is the inside diameter?

0.181 inches

What is the NSN for 5555-18PP?

5325-00-153-6780

How is this classified for shipping?

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

What's the federal classification of 5555-18PP?

FSC 5325 ⁓ Fastening devices

NSN 5325-00-153-6780 RING,RETAINING

passivate surface treated external ring style 0.035" major thickness 0.181" inside diameter

NIIN
001536780
NIIN Date
10/22/71
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
--
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. 1115633 Cage 0B6S1
2. 1115633 Cage 30874

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Similar by Design Other rings with similar characteristics

Nothing similar to this part number was found in our inventory

5555-18PP / 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.