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NSN 4320-00-398-8145, 4320003988145
RING,WEARING

Federal Supply Classification
FSC 4320 - Power and Hand Pumps
National Item Identification Number
NIIN 003988145
Codification Country
United States
Item Name Code
INC 22534
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4320-00-398-8145

National Stock Number (NSN) 4320-00-398-8145, or NIIN 003988145, (ring,wearing) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 5 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 22534. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320003988145 contains an unknown precious metal.

This NSN is associated to Schedule B 8413919520: parts, nesoi, of pumps for liquids. The Schedule B End Use is listed as industrial engines. NAICS classification category 333911: pump and pumping equipment manufacturing.

This information was last updated on .


Technical Characteristics

BODY INSIDE DIAMETER
(ADAS) 7.970 INCHES MINIMUM AND 7.973 INCHES MAXIMUM
BODY OUTSIDE DIAMETER
(ADAR) 8.871 INCHES MINIMUM AND 8.873 INCHES MAXIMUM
BODY STYLE
(AAQL) EXTERNAL LOCKING FLANGE
CHAMFER ANGLE
(CSYT) 45.0 DEGREES NOMINAL INSIDE LEFT CORNER
CHAMFER ANGLE
(CSYT) 45.0 DEGREES NOMINAL INSIDE RIGHT CORNER
CHAMFER LENGTH
(AAZP) 0.062 INCHES NOMINAL INSIDE LEFT CORNER
CHAMFER LENGTH
(AAZP) 0.125 INCHES NOMINAL INSIDE RIGHT CORNER
CORNER SHAPE
(BZLX) CHAMFERED INSIDE RIGHT CORNER
CORNER SHAPE
(BZLX) SQUARE INSIDE LEFT CORNER
CORNER SHAPE
(BZLX) SQUARE OUTSIDE LEFT CORNER
CORNER SHAPE
(BZLX) SQUARE OUTSIDE RIGHT CORNER
DISTANCE BETWEEN FLANGES
(AGRS) 0.625 INCHES MINIMUM AND 0.628 INCHES MAXIMUM
DISTANCE FROM END
(AYRS) 0.500 INCHES NOMINAL
END TO FLANGE DISTANCE
(AJFM) 1.000 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS
(AYRL) 4.750 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS
(ADXL) 0.375 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 1.625 INCHES NOMINAL
MATERIAL
(MATT) COPPER ALLOY
RIGHT SIDE FLANGE THICKNESS
(ADXM) 0.375 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS
(AYRK) 4.312 INCHES NOMINAL
SURFACE FINISH
(CSYM) 125.0 MICROINCHES ALL SURFACES
III MATERIAL
(MATT) COPPER ALLOY

Manufacturer Part Numbers

326P

RNCC
5
RNVC
9
5507415

RNCC
5
RNVC
9
CS43200224

RNCC
3
RNVC
2
SL5072PC68

RNCC
5
RNVC
9
SL5074PC68

RNCC
5
RNVC
9
326P

RNCC
3
RNVC
2

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