Model: RR-268

Retaining Ring

Properties:

Cross Sectional Shape

Double oval

Inside Diameter

2.487 inches

Casehardening Indicator

Not casehardened

Outside Diameter

Between 2.803 inches and 2.828 inches

Major Thickness

Between 0.046 inches and 0.052 inches

Ring Style

Special flat

Usage Design

Internal

Material Hardness Rating

Between 40.0 rockwell c and 51.5 rockwell c

Material

Steel, mil-s-46049 or steel, mil-s-46049, comp 1065 or steel, mil-s-46049, comp 1074 or steel, mil-s-46049, comp 1085 or steel, mil-s-46049, comp 1095 or steel, aisi 1070 or steel, aisi 1074 or steel, aisi 1078 or steel, aisi 1080 or steel, aisi 1084 or steel, aisi 1085 or steel, aisi 1090 or steel, aisi 1095

Material

Steel comp 1065 or steel comp 1075 or steel comp 1085 or steel comp 1095 or steel comp 1065 or steel comp 1074 or steel comp 1085 or steel comp 1095 or steel comp 1070 or steel comp 1074 or steel comp 1078 or steel comp 1080 or steel comp 1084 or steel comp 1085 or steel comp 1090 or steel comp 1095

Material Specification

Mil-s-46049 military specification 1st material response and mil-s-46049, comp 1065 military specification 2nd material response and mil-s-46049, comp 1074 military specification 3rd material response and mil-s-46049, comp 1085 military specification 4th material response and mil-s-46049, comp 1095 military specification 5th material response and aisi 1070 assn standard 6th material response and aisi 1074 assn standard 7th material response and aisi 1078 assn standard 8th material response and aisi 1080 assn standard 9th material response and aisi 1084 assn standard 10th material response and aisi 1085 assn standard 11th material response and aisi 1090 assn standard 12th material response and aisi 1095 assn standard 13th material response

Specification Data

81349-mil-r-27426 government specification

Nondefinitive Specification/std Data

B type and 1 class

NSN

5325-01-307-5986

Part Number

RR-268

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 RR-268 NSN 5325-01-307-5986

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:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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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