Model: RR181L

Retaining Ring

Properties:

Cross Sectional Shape
Double oval
Inside Diameter
Between 1.650 inches and 1.686 inches
Casehardening Indicator
Not casehardened
Outside Diameter
Between 1.894 inches and 1.914 inches
Major Thickness
Between 0.046 inches and 0.052 inches
Ring Style
Special flat
Usage Design
Internal
Material Hardness Rating
Between 45.0 rockwell c and 55.0 rockwell c
Strength Rating
211000.0 pounds per square inch tensile
Material
Steel, fed federal standard no. 66 composition aisi c1070 through c1090 or sae 1070 through 1090
Material
Steel, fed federal standard no. 66 composition aisi c1070 through c1090 or sae 1070 through 1090
Surface Treatment
Phosphate
Surface Treatment
Phosphate coated
NSN
5325-00-917-7139
Part Number
RR181L
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 RR181L NSN 5325-00-917-7139

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
07623
FIIG:
T252-G
Concept No.:
App. Key:
GA
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
095190
UFC:
49790
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
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

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