47-68-21

View detailed technical data, stock status, and sourcing information for: 47-68-21
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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

4520-01-097-8521

Item Name Code

15646

Assigment Date

07/19/1980 (46 years ago)

screw mounting method, 3.500 inches nominal overall thickness, 47.750 inches nominal overall width, manual operation method, 47.750 inches nominal overall length

Product Characteristics

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

Overall Length: 47.750 inches nominal
Overall Width: 47.750 inches nominal
Mounting Method: screw
Overall Thickness: 3.500 inches nominal
Operation Method: manual
Sheet Metal Gage Size: 13
Length: 6.000 inches
Material: steel
Shape: rectangular

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
47-68-21	Flue Damper
MSS91478-1	Flue Damper
SOPBS-480X480	Flue Damper
VOPEN-048X048	Flue Damper

FAQs

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

What is the FSCG of the NSN 4520-01-097-8521?

The FSCG of the NSN 4520-01-097-8521 is 4520

Does NSN 4520-01-097-8521 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 4520-01-097-8521 contain precious materials?

Precious metal content is unknown

Does NSN 4520-01-097-8521 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 4520-01-097-8521 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Sat, Jul 19, 1980