57-2-4

Wearing Ring

NSN 4320-00-097-0842

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
000970842

Product Features

One positioning lug 0.250 in. Diameter by 0.250 in. Lg locatedon periphery of body, 0.312 in. From inside of, flange tocenter of hole

Product Technical Spec.

Body Style:
External flange
Overall Length:
0.812 inches
Flange Diameter:
4.250 inches
Body Outside Diameter:
Between 4.000 inches and 4.001 inches
Body Inside Diameter:
Between 3.499 inches and 3.500 inches
Left Side Flange Thickness:
0.125 inches
Corner Shape:
Square all corners
Surface Finish:
125.0 microinches inside
Surface Finish:
125.0 microinches outside
Surface Finish:
125.0 microinches left face
Surface Finish:
125.0 microinches right face
Material:
Copper alloy
NSN:
4320-00-097-0842
Item Name:
Wearing Ring Assembly
Cage Code:
77212

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
A155-264PC57
Cage Code:
77212
RNCC:
3
RNVC:
9
RNAAC:
XX
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

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): "Wearing Ring Assembly"

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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