C201A

Wearing Ring

NSN 4320-00-383-4397

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
003834397

Product Technical Spec.

Body Style:
Internal flange w/external locking flange
Overall Length:
1.250 inches
Body Outside Diameter:
8.250 inches
Body Inside Diameter:
7.687 inches
Corner Radius:
0.375 inches inside right corner
Left Side Flange Thickness:
0.250 inches
Right Side Flange Thickness:
0.250 inches
Distance Between Flanges:
0.750 inches
End To Flange Distance:
1.000 inches
Internal Flange Inside Diameter:
6.250 inches
Internal Flange Outside Diameter:
7.250 inches
Internal Flange Width:
0.625 inches
Internal Flange Lip Width:
0.375 inches
Smallest External Anchor Flange Radius:
4.125 inches
Largest External Anchor Flange Radius:
4.375 inches
Distance Below Centerline:
0.093 inches
Distance From End:
0.250 inches
Corner Shape:
Round inside right corner
Corner Shape:
Square inside left corner
Corner Shape:
Square outside left corner
Corner Shape:
Square outside right corner
Material:
Copper alloy
NSN:
4320-00-383-4397
Item Name:
Ring,case,back,undersize
Cage Code:
63857

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
N-16862
Cage Code:
63857
RNCC:
3
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
SMP-5560-R
Cage Code:
78047
RNCC:
3
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
55-22423-18US
Cage Code:
52081
RNCC:
5
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
999R0343PC15
Cage Code:
63857
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22534
FIIG:
A19900
Concept No.:
App. Key:
A
Cond. Code:
2
Status:
A

Part Materials

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:
6.5000lbs
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:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
128000
UFC:
64870
LTL:
85.0
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Undersize Back Case Ring"

A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 8413919520
  • SITC: 74291
  • End Use: Industrial engines
  • NAICS: 333911
  • USDA: 1

Classification: Parts, nesoi, of pumps for liquids


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