21089-6

View detailed technical data, stock status, and sourcing information for: 21089-6
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-376-8722

Item Name Code

03264

Assigment Date

01/01/1963 (63 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

4.000 inches nominal outside diameter, 3 mounting hole quantity, 36 single scale scale division quantity, hole attachment method, 0.166 inches nominal mounting hole diameter

Product Characteristics

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

Outside Diameter: 4.000 inches nominal
Attachment Method: hole
Mounting Hole Diameter: 0.166 inches nominal
Mounting Hole Quantity: 3
Scale Division Quantity: 36 single scale
Scale Type: nonlinear single scale
Special Features: 0.061 in. thickness of material; 0.750 in. diameter of center hole
Material: copper alloy dial
Style Designator: round

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
21089-6	Scale Dial

FAQs

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

What is the FSCG of the NSN 5355-00-376-8722?

The FSCG of the NSN 5355-00-376-8722 is 5355

Does NSN 5355-00-376-8722 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 5355-00-376-8722 contain precious materials?

Precious metal content is unknown

Does NSN 5355-00-376-8722 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 5355-00-376-8722 was assigned to the Federal Catalog?

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