FNA-2779B

View detailed technical data, stock status, and sourcing information for: FNA-2779B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-579-6821

Item Name Code

03263

Assigment Date

01/01/1963 (63 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

2 setscrew hole quantity, straight shank style, 0.253 inches nominal inside diameter, 0.750 inches nominal shank diameter, 0.250 inches nominal distance from hole center to knob/skirt base

Product Characteristics

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

Inside Diameter: 0.253 inches nominal
Shank Diameter: 0.750 inches nominal
Shank Style: straight
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.250 inches nominal
Overall Depth: 0.670 inches nominal
Gripping Surface Condition: grip aid
Shaft Accommodation Style: round
Outside Diameter: 1.150 inches maximum
Reference Marking: single line
Attachment Method: setscrews
Overall Thickness: 0.860 inches nominal
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.164 inches screw hole
Color: black
Material: plastic
Style Designator: round
Thread Series Designator: unc screw hole

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
BACK20G4	Knob
FNA-2779B	Knob

FAQs

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

What is the FSCG of the NSN 5355-00-579-6821?

The FSCG of the NSN 5355-00-579-6821 is 5355

Does the NSN 5355-00-579-6821 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-00-579-6821 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 5355-00-579-6821 contain precious materials?

Precious metal content is unknown

Does NSN 5355-00-579-6821 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 5355-00-579-6821 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963