Aerospace Hardware Store

Aerospace

Hardware

5355-00-668-1988

Knob

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

Request for Quote

Send us a request for quote using the form below. Our team will promptly provide you with the latest pricing and availability details.

AS9120 ISO9001 Aviation Suppliers Association Global Shipping

Featured Parts

074-6406328-23
2040-01-510-5321
Marine Door Guide Block
074-6406328-27
5330-01-509-4749
Nonmetallic Special Shaped Seal
074-6406328-29
5365-01-509-8264
Machine Thread Plug
074-6406328-30
5315-01-509-6295
Headless Shoulder Pin
074-6406328-36
5365-01-509-8328
Machine Thread Plug
074-6406328-61
5330-01-509-4757
Gasket
074-6406328 FIND NO 25
5305-01-646-2688
Socket Head Cap Screw
074-7000-01
5340-01-459-3153
Mounting Bracket

Need Assistance?

Our catalog is extensive, but we understand that sometimes specific needs might not be immediately available. If you could not find the exact products you were searching for, we are here to help!

Contact us directly, and our team will assist you in finding the perfect solution for your requirements.

Contact Us

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping

Official Item Classification

Name
Knob
(NSN) National Stock Number
5355-00-668-1988
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5355 Knobs and Pointers
(INC) Item Name Code
03263
(FIIG) Federal Item Identification Guide
A530M0
Date
01/01/1963 (63 years ago)

0.255 inches minimum and 0.260 inches maximum inside diameter, 0.271 inches minimum and 0.291 inches maximum distance from hole center to knob/skirt base, 1 setscrew hole quantity, 0.427 inches minimum and 0.447 inches maximum counterbore diameter, 0.115 inches minimum and 0.135 inches maximum counterbore depth

Specs & Compatibility

Inside Diameter

0.255 inches minimum and 0.260 inches maximum

Counterbore Diameter

0.427 inches minimum and 0.447 inches maximum

Counterbore Depth

0.115 inches minimum and 0.135 inches maximum

Setscrew Hole Quantity

1

Distance From Hole Center To Knob/Skirt Base

0.271 inches minimum and 0.291 inches maximum

Overall Depth

0.411 inches minimum and 0.431 inches maximum

Gripping Surface Condition

grip aid

Shaft Accommodation Style

counterbored

Attachment Method

setscrews

Overall Thickness

0.521 inches minimum and 0.541 inches maximum

Width Across Flats

0.490 inches minimum and 0.510 inches maximum

Thread Quantity Per Inch

32 screw hole

Nominal Thread Size

0.138 inches screw hole

Color

black

Material

aluminum alloy

Surface Treatment

anodize and enamel

Style Designator

square

Thread Series Designator

unc screw hole

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Source of Supply Code

S9I

Pseudo Item Name Code

0003263

Related Hardware Products

Part Number Description
504-9162-002 Knob

Frequently Asked Questions

What is the FSCG of the NSN 5355-00-668-1988?
The FSCG of the NSN 5355-00-668-1988 is 5355
Does the NSN 5355-00-668-1988 have a Schedule B code assigned?
Yes, the Schedule B code is 8531900002
Does NSN 5355-00-668-1988 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 5355-00-668-1988 contain precious materials?
Precious metal content is unknown
Does NSN 5355-00-668-1988 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 5355-00-668-1988 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963