Model: 657-175

Retaining Ring

Properties:

Cross Sectional Shape

Double oval

Inside Diameter

1.673 inches

Casehardening Indicator

Not casehardened

Outside Diameter

1.909 inches

Major Thickness

0.049 inches

Ring Style

Spiral

End Application

W/s: truck, forklift, elec 4000 lb 144-in; helicopter, search and rescue, hh-60h; fms-newport class lst; helicopter, uscg serch and rescue, hh-60j; helicopter, mh-53e; supply class aoe; support equipment, b-1 aircraft; helicopter, advance attack, ah-1w; boat davits; helicopter, carrier based asw, sh-60f

Usage Design

External

Strength Rating

211000.0 pounds per square inch tensile

Material

Steel, sae 1070 to 1090

Material

Steel, sae 1070 to 1090

NSN

5325-00-828-7572

Part Number

657-175

Description

Ring,retaining

CAGE

02748

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 657-175 NSN 5325-00-828-7572

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