Model: RST-56-S

Retaining Ring

Properties:

Cross Sectional Shape

Double oval

Inside Diameter

Between 0.516 inches and 0.529 inches

Casehardening Indicator

Not casehardened

Outside Diameter

Between 0.606 inches and 0.619 inches

Major Thickness

Between 0.033 inches and 0.037 inches

Ring Style

Spiral

End Application

W/s: aircraft, viking s-3b

Usage Design

External

Material Hardness Rating

Between 65.0 rockwell superficial 30-n and 68.0 rockwell superficial 30-n

Strength Rating

200000.0 pounds per square inch tensile

Material

Steel, federal standard 66, comp 302 or steel, mil-s-5059, type 302 or steel, ams 5519 or steel, qq-s-766, class 302

Material

Steel comp 302 or steel comp 302 or steel comp 301 or steel comp 302

Material Specification

Fed standard 66, comp 302 federal standard 1st material response and mil-s-5059, type 302 military specification 2nd material response and ams 5519 assn standard 3rd material response and qq-s-766, class 302 federal specification 4th material response

NSN

5325-00-329-2569

Part Number

RST-56-S

Description

Ring,retaining

CAGE

80756

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.

Part RST-56-S NSN 5325-00-329-2569

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

07623

FIIG:

T252-G

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

063520

UFC:

49770

LTL:

RATING VARIABLE

LCL:

WCC:

723

TCC:

SHC:

ACC:

Instruments/Radio

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Schedule B and Export

Schedule B: 9606100000
SITC: 89983
End Use: Finished textile supplies
NAICS: 339993
USDA: 1

Freight Class: Press-fasteners, snap-fasteners & press-studs & parts therefor