3E308

View detailed technical data, stock status, and sourcing information for: 3E308
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Federal Supply Group

Plumbing, Heating, and Waste Disposal Equipment

Federal Supply Classification

4520 Space and Water Heating Equipment

National Stock Number

4520-01-246-5086

Item Name Code

03232

Assigment Date

12/13/1986 (39 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.

vertical heat delivery direction, 1 heat outlet quantity, adjustable louver heat directing device, ceiling suspended mounting type, adjustable heat discharge outlet type

Product Characteristics

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

Mounting Type: ceiling suspended
Heat Outlet Quantity: 1
Heat Delivery Direction: vertical
Heat Discharge Outlet Type: adjustable
Heat Directing Device: adjustable louver
Current Type: ac
Current Rating In Amps: 53.8 and 62.1
Heating Element Type: electric nonimmersion
Heat Delivery Rate: 51200.0 british thermal unit
Voltage In Volts: 208.0 and 240.0
Phase: three
Frequency In Hertz: 50.0 or 60.0

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
3E308	Electric Space Heater
MUH-15-2	Electric Space Heater

FAQs

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

What is the FSCG of the NSN 4520-01-246-5086?

The FSCG of the NSN 4520-01-246-5086 is 4520

Does the NSN 4520-01-246-5086 have a Schedule B code assigned?

Yes, the Schedule B code is 8516290000

Does NSN 4520-01-246-5086 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 4520-01-246-5086 contain precious materials?

Item does not contain precious metal.

Does NSN 4520-01-246-5086 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 4520-01-246-5086 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Dec 13, 1986