280-2330-00

View detailed technical data, stock status, and sourcing information for: 280-2330-00

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280-2330-00
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5355 Knobs and Pointers
National Stock Number
5355-00-825-6589
Item Name Code
03263
Assigment Date
01/01/1962 (64 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

2 setscrew hole quantity, 0.249 inches minimum and 0.251 inches maximum inside diameter, 0.625 inches nominal width, 0.500 inches nominal overall depth, 0.267 inches minimum and 0.317 inches maximum 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
0.249 inches minimum and 0.251 inches maximum
Setscrew Hole Quantity
2
Distance From Hole Center To Knob/Skirt Base
0.267 inches minimum and 0.317 inches maximum
Overall Depth
0.500 inches nominal
Width
0.625 inches nominal
Gripping Surface Condition
smooth
Shaft Accommodation Style
round
Length
1.000 inches nominal
Skirt Style
flared
Reference Marking
arrow and uhf
Attachment Method
setscrews
Overall Thickness
0.715 inches minimum and 0.745 inches maximum
Screw Drive Type
cross recess type 1
Thread Quantity Per Inch
36 screw hole
Nominal Thread Size
0.164 inches screw hole
Skirt Outside Diameter
1.490 inches minimum and 1.510 inches maximum
Skirt Design
nondetachable
Color
black
Style Designator
bar
Thread Series Designator
unf 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
280-2330-00 Knob
89-100 Knob

FAQs

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

What is the FSCG of the NSN 5355-00-825-6589?
The FSCG of the NSN 5355-00-825-6589 is 5355
Does the NSN 5355-00-825-6589 have a Schedule B code assigned?
Yes, the Schedule B code is 8531900002
Does NSN 5355-00-825-6589 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 5355-00-825-6589 contain precious materials?
Precious metal content is unknown
Does NSN 5355-00-825-6589 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 5355-00-825-6589 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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