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NSN CA8920-3A

Centrifugal Pump Impeller

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

pumps,centrifugal fsc application data, 4 blade quantity, single width design type, 1.624 inches minimum and 1.625 inches maximum hub bore diameter, backward curve blade type.

NSN 4320-00-684-6506 Datasheet

(NSN) National Stock Number
4320-00-684-6506
(FSG) Federal Supply Group
43 - Pumps and Compressors
(FSC) Federal Supply Classification
4320 - Power and Hand Pumps
(NIIN) National Item Identification Number
00-684-6506
Requires Demilitarization
Yes
(INC) Item Name Code
10089
Date
Tue, Jan 1, 1963
Schedule B Code
8413919520
Blade Quantity
4
Blade Type
backward curve
Design Type
single width
Fsc Application Data
pumps,centrifugal
Hub Bore Diameter
1.624 inches minimum and 1.625 inches maximum
Hub Length
2.094 inches nominal
Hub Location
single inside offset
Hub Projection Length Beyond Wheel Side
0.938 inches nominal
Hub Quantity
1
Keyway Quantity
1
Keyway Type
straight
Keyway Width
0.375 inches nominal
Keyway Depth
0.199 inches nominal
Keyway Length
2.094 inches nominal
Material
nickel alloy
Mounting Method
key
Overall Diameter
8.625 inches nominal
Overall Width
3.219 inches nominal
Rotation Direction For Which Designed
counterclockwise

Identification

Demilitarization Code
A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Precious Metals Indicator
A - Item does not contain precious metal.
Hazardous Metals Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Pseudo Item Name Code
0010089

Cross Reference

CAGE Codes

83130
Air & Liquid Systems Corporation Dba Buffalo Pumps
U.s./canadian manufacturers

Freight Information

Air Commodity
VZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
National Motor Freight Class Rating
W - Rating variable
Special Handling
9 - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
64800
Water Commodity
594 - Pumps and parts, (machinery and parts),(less than 35 feet)
National Motor Freight Classification Item Number
127900

Schedule B & Trade

Schedule B
8413-91-9520
Description
parts, nesoi, of pumps for liquids
End Use
21100 - Industrial engines
Unit of Quantity
KG
USDA
Yes
(SITC) Standard International Trade Classification
74291
(NAICS) North American Industrial Classification System
333914

Questions & Answers

  1. What is the FSCG of the NSN 4320-00-684-6506?

    The FSCG of the NSN 4320-00-684-6506 is 4320

  2. Does the NSN 4320-00-684-6506 have a Schedule B code assigned?

    Yes, the Schedule B code is 8413919520

  3. Does NSN 4320-00-684-6506 require demilitarization?

    Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

  4. Does NSN 4320-00-684-6506 contain precious materials?

    Item does not contain precious metal.

  5. Does NSN 4320-00-684-6506 contain hazardous materials?

    Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

  6. When the NSN 4320-00-684-6506 was assigned to the Federal Catalog?

    It was assigned 63 years ago, on Tue, Jan 1, 1963

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