Model: 6538C408-1

Retaining Ring

Properties:

Cross Sectional Shape

Beveled one outside corner

Casehardening Indicator

Not casehardened

Outside Diameter

Between 5.523 inches and 5.763 inches

Minor Thickness

Between 0.091 inches and 0.097 inches

Major Thickness

Between 0.121 inches and 0.129 inches

Ring Style

Internal

Usage Design

Internal

Material Hardness Rating

Between 45.0 rockwell c and 50.0 rockwell c

Material

Steel, fed, fed standard no. 66, 1066 to 1090

Material

Steel, fed, fed standard no. 66, 1066 to 1090

Surface Treatment

Cadmium

Surface Treatment

Cadmium plated

NSN

5325-00-514-1290

Part Number

6538C408-1

Description

Ring,retaining

CAGE

36334

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 6538C408-1 NSN 5325-00-514-1290

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:

0.3000lbs

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