5055249-1

View detailed technical data, stock status, and sourcing information for: 5055249-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-180-2855

Item Name Code

03263

Assigment Date

05/25/1984 (42 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

0.020 inches nominal shank length, 0.250 inches nominal inside diameter, straight shank style, 2 setscrew hole quantity, 0.310 inches nominal shank diameter

Product Characteristics

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

Inside Diameter: 0.250 inches nominal
Shank Length: 0.020 inches nominal
Shank Diameter: 0.310 inches nominal
Shank Style: straight
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.150 inches nominal
Overall Depth: 0.150 inches nominal
Fluted Foil Quantity: 12
Gripping Surface Condition: grip aid
Shaft Accommodation Style: flatted one side
Outside Diameter: 1.000 inches nominal
Attachment Method: setscrews
Inside Width: 0.223 inches nominal
Overall Thickness: 0.460 inches nominal
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.164 inches screw hole
Special Features: three knobs required;left side center has illuminated pointer,white paint,fed std 595,no. 37875,with black border,fed std 595,no. 37078
Style Designator: round with fluted foils
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
5055249-1	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-180-2855?

The FSCG of the NSN 5355-01-180-2855 is 5355

Does the NSN 5355-01-180-2855 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-180-2855 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 5355-01-180-2855 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-01-180-2855 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 5355-01-180-2855 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Fri, May 25, 1984