Model: 172MRF18

Retaining Ring

Properties:

Cross Sectional Shape

Rectangular

Inside Diameter

Between 1.141 inches and 1.166 inches

Casehardening Indicator

Not casehardened

Major Thickness

Between 0.048 inches and 0.052 inches

Ring Style

External

Usage Design

External

Material Hardness Rating

Between 47.0 rockwell c and 52.0 rockwell c

Material

Steel, fed standard 66 aisi 1066 or 1069 or 1070 or 1072 or 1074 or 1075 or 1078 or 1080 or 1084 or 1086 or 1090

Material

Steel, fed standard 66 aisi 1066 or 1069 or 1070 or 1072 or 1074 or 1075 or 1078 or 1080 or 1084 or 1086 or 1090

Surface Treatment

Cadmium and chromate

Surface Treatment

Cadmium, qq-p-416, type 2, class 3

NSN

5325-00-281-6623

Part Number

172MRF18

Description

Ring,retaining

CAGE

05415

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 172MRF18 NSN 5325-00-281-6623

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:

063520

UFC:

49770

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Instruments/Radio

End Items End applications NSN 5325-00-281-6623 is a component of

High Pressure Air Compressors
Fire Pumps
Stream (std. Tensioned Replenishment At Sea Method)
Series An/sps-49(v) Radar
Firefinder (an/tpq-36) Radar Set
F100-pw-100 (f-15a/b/c/d) Aircraft Engine
Military Standard Family Diesel 10kw Generator
Fire/crash P23 Truck
Los Angeles Class Ssn (688)
170' Patrol Coastal (pc-1) Class Ship
004651027
Diesel Engine Generator Set
013733625
Fork Lift Truck
010319306
Reciprocating Compressor Unit
010377769
Hose Reel Assembly
014232464
Elevation Drive Asy
007095413
Prop Regulator Assy
011075671
Diesel Engine Block Assembly
003151504
Fire Fighting Monitor Type Nozzle
011556849
Hydraulic Cylinder
004651030
Diesel Engine Generator Set
013787497
Fork Lift Truck

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Schedule B and Export

Schedule B: 8710000090
SITC: 89111
End Use: Military trucks, armored vehicles, etc.
NAICS: 336992
USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons