NSN 522B20-1

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.

1.250 inches nominal knob portion diameter, 0.500 inches nominal height, setscrews attachment method, direct drive type, 0.703 inches nominal distance from hole center to knob/skirt base.

NSN 5355-00-474-3847 Datasheet

(NSN) National Stock Number

5355-00-474-3847

(FSG) Federal Supply Group

53 - Hardware and Abrasives

(FSC) Federal Supply Classification

5355 - Knobs and Pointers

(NIIN) National Item Identification Number

00-474-3847

Requires Demilitarization

Yes

(INC) Item Name Code

03265

Date

Tue, Jan 1, 1963

Schedule B Code

9033000000

Attachment Method

setscrews

Distance From Hole Center To Knob/Skirt Base

0.703 inches nominal

Drive Type

direct

Height

0.500 inches nominal

Knob Portion Diameter

1.250 inches nominal

Material

copper alloy overall

Nominal Thread Size

0.138 inches screw hole

Outside Diameter

1.812 inches nominal

Positioning Mechanism Type

knob

Scale Division Quantity

7 single scale

Scale Type

linear single scale

Screw Drive Type

cross recess type 1

Setscrew Hole Quantity

2

Style Designator

round w/knob

Thread Quantity Per Inch

32 screw hole

Thread Series Designator

unified national coarse (unc) screw hole

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

U - Precious metal content is unknown

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

0003265

Cross Reference

CAGE Codes

94033

Cardwell Condenser Corp Lapointe-Admiral Div

U.s./canadian manufacturers

28856

Telex Communications Inc Sub of Telex Corp

U.s./canadian manufacturers

Freight Information

Air Commodity

BZ -

Air Dimension

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

National Motor Freight Class Rating

P - 77.5

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

55550

Water Commodity

652 - Instruments, scientific

National Motor Freight Classification Item Number

108590

Schedule B & Trade

Schedule B

9033-00-0000

Description

parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or apparatus of chapter 90

End Use

21160 - Measuring, testing, control instruments

Unit of Quantity

KG

USDA

Yes

(SITC) Standard International Trade Classification

87490

(NAICS) North American Industrial Classification System

334512

Questions & Answers

1. What is the FSCG of the NSN 5355-00-474-3847?

   The FSCG of the NSN 5355-00-474-3847 is 5355

2. Does the NSN 5355-00-474-3847 have a Schedule B code assigned?

   Yes, the Schedule B code is 9033000000

3. Does NSN 5355-00-474-3847 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 5355-00-474-3847 contain precious materials?

   Precious metal content is unknown

5. Does NSN 5355-00-474-3847 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 5355-00-474-3847 was assigned to the Federal Catalog?

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