6645-01-447-3143

Find complete technical information, availability, and procurement data for: 6645-01-447-3143
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6645 Time Measuring Instruments

National Stock Number

6645-01-447-3143

Item Name Code

08066

Assigment Date

08/01/1997 (28 years ago)

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.

0.10 smallest increment indicated, dc current type, hours measurement unit, meter indicator type, 3.0 volts minimum and 30.0 volts maximum voltage rating

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Current Type: dc
Indicator Type: meter
Voltage Rating: 3.0 volts minimum and 30.0 volts maximum
Measurement Unit: hours
Smallest Increment Indicated: 0.10
Reset Feature: not provided

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
5320-1200	Time Totalizing Meter

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6645-01-447-3143?

The FSCG of the NSN 6645-01-447-3143 is 6645

Does the NSN 6645-01-447-3143 have a Schedule B code assigned?

Yes, the Schedule B code is 9106903000

Does NSN 6645-01-447-3143 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.

Does NSN 6645-01-447-3143 contain precious materials?

Item does not contain precious metal.

Does NSN 6645-01-447-3143 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.

When the NSN 6645-01-447-3143 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Fri, Aug 1, 1997