651-477-4

View detailed technical data, stock status, and sourcing information for: 651-477-4

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651-477-4
Federal Supply Group
Aerospace Craft Components and Accessories
National Stock Number
1660-01-079-4779
Item Name Code
15752
Assigment Date
07/07/1979 (47 years ago)

A circular item with two parallel bearing surfaces without hole(s) or groove(s). It has an outside diameter greater than its length, and may be fabric reinforced. Do not use if a more specific item name applies. For items primarily designed to rupture at a predetermined pressure, see disk, rupturable. For items made of felt, see felt, mechanical, preformed. For metallic or plastic items with a laminated cross section, see shim. Excludes:diaphragm, valve, flat; diaphragm, valve, special shaped; disk, valve, nonmetallic; filtering disk fluid; and insulator, disk.

green, gray color, media demand oxygen pressure system features provided, rubber material

Product Characteristics

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

Features Provided
media demand oxygen pressure system
Color
green, gray
Material
rubber

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
651-447-4 Oxygen Mask Nosepiece
651-477-4 Oxygen Mask Nosepiece

FAQs

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

What is the FSCG of the NSN 1660-01-079-4779?
The FSCG of the NSN 1660-01-079-4779 is 1660
Does the NSN 1660-01-079-4779 have a Schedule B code assigned?
Yes, the Schedule B code is 8803300060
Does NSN 1660-01-079-4779 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 1660-01-079-4779 contain precious materials?
Precious metal content is unknown
Does NSN 1660-01-079-4779 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 1660-01-079-4779 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Sat, Jul 7, 1979

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