Model: PRB-131-M

Retaining Ring

Properties:

Cross Sectional Shape

Double oval

Inside Diameter

Between 1.102 inches and 1.117 inches

Casehardening Indicator

Not casehardened

Outside Diameter

Between 1.312 inches and 1.327 inches

Major Thickness

Between 0.031 inches and 0.035 inches

Ring Style

Special flat

Usage Design

Internal

Strength Rating

175000.0 pounds per square inch tensile

Material

Copper alloy, qq-c-533 or coppet alloy ams 4530 or astm b194

Material

Copper alloy 170 or copper alloy 172 or coppet alloy ams 4530 or astm b194

Material Specification

Qq-c-533 federal specification 1st material response

NSN

5325-01-237-1177

Part Number

PRB-131-M

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 PRB-131-M NSN 5325-01-237-1177

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:

70.0

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