MS21387-18GN

View detailed technical data, stock status, and sourcing information for: MS21387-18GN
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part MS21387-18GN to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-230-9907

Item Name Code

03263

Assigment Date

04/21/1986 (40 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

2 setscrew hole quantity, 0.252 inches minimum and 0.254 inches maximum inside diameter, grip aid gripping surface condition, 0.190 inches nominal distance from hole center to knob/skirt base, 0.460 inches maximum overall depth

Product Characteristics

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

Inside Diameter: 0.252 inches minimum and 0.254 inches maximum
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.190 inches nominal
Overall Depth: 0.460 inches maximum
Gripping Surface Condition: grip aid
Shaft Accommodation Style: flatted one side
Outside Diameter: 0.750 inches nominal
Reference Marking: arrow and line
Attachment Method: setscrews
Inside Width: 0.222 inches minimum and 0.224 inches maximum
Overall Thickness: 0.630 inches nominal
Material Transparency: clear
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.164 inches screw hole
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
MS21387-18GN	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-230-9907?

The FSCG of the NSN 5355-01-230-9907 is 5355

Does the NSN 5355-01-230-9907 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-230-9907 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 5355-01-230-9907 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-01-230-9907 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 5355-01-230-9907 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Mon, Apr 21, 1986