Model: 9M187-275

Retaining Ring

Properties:

Cross Sectional Shape

Double oval

Inside Diameter

Between 2.574 inches and 2.604 inches

Casehardening Indicator

Not casehardened

Outside Diameter

3.080 inches

Major Thickness

Between 0.090 inches and 0.093 inches

Ring Style

Spiral

Usage Design

External

Strength Rating

211000.0 pounds per square inch tensile

Material

Steel, federal standard 66, aisi/sae 1020 or steel, federal standard 66, aisi/sae 1025 or steel, federal standard 66, aisi/sae 1040 or steel, federal standard 66, aisi/sae 1060 or steel, mil-s-46049, comp 1074 or 1085

Material

Steel comp 1020 or steel comp 1025 or steel comp 1040 or steel comp 1060 or steel, mil-s-46049, comp 1074 or 1085

Material Specification

Fed standard 66 federal standard 1st material response or aisi 1020 assn standard single material response or sae 1020 assn standard single material response and federal standard 66 federal standard 2nd material response or aisi 1025 assn standard single material response or sae 1025 assn standard single material response and federal standard 66 federal standard 3rd material response or aisi 1040 assn standard single material response or sae 1040 assn standard single material response and federal standard 66 federal standard 4th material response or aisi 1060 assn standard single material response or sae 1060 assn standard single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, class 2 federal specification single treatment response

Surface Treatment

Cadmium, qq-p-416, type 2, class 2

NSN

5325-01-147-2491

Part Number

9M187-275

Description

Ring,retaining

CAGE

76301

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 9M187-275 NSN 5325-01-147-2491

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:

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