DDHEMH

View detailed technical data, stock status, and sourcing information for: DDHEMH
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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

4520-00-077-6507

Item Name Code

45772

Assigment Date

08/09/1967 (58 years ago)

An item with a grille, designed to affect the proper distribution of cold or heated air to an enclosed area. It may have adjustable blades on the back to regulate and control the flow of air.

6.000 inches nominal overall width, 22.000 inches nominal overall length, nonremovable frame removability, 1 grille quantity, flat frame type

Product Characteristics

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

Overall Length: 22.000 inches nominal
Overall Width: 6.000 inches nominal
Frame Type: flat
Frame Removability: nonremovable
Grille Quantity: 1
Grille Bar Position: vertical and horizontal
Bar Spacing In Inches: 0.500
Bar Adjustability: adjustable
Bar Adjustment Method: key
Deflector Blade Operating Method: key
Special Features: designed w/opposed action louvers and bars adjustable to 45 deg and furnished w/sponge rubber gasket on inside of steel frame
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
222DDHEMH	Air Register
DDHEMH	Air Register

FAQs

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

What is the FSCG of the NSN 4520-00-077-6507?

The FSCG of the NSN 4520-00-077-6507 is 4520

Does NSN 4520-00-077-6507 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 4520-00-077-6507 contain precious materials?

Precious metal content is unknown

Does NSN 4520-00-077-6507 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 4520-00-077-6507 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Aug 9, 1967