549-20

View detailed technical data, stock status, and sourcing information for: 549-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-538-6389

Item Name Code

08194

Assigment Date

01/01/1963 (63 years ago)

glass material, clear color, round style designator, 1.980 inches minimum and 1.995 inches maximum outside diameter, 0.057 inches minimum and 0.078 inches maximum material thickness

Product Characteristics

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

Outside Diameter: 1.980 inches minimum and 1.995 inches maximum
Material Thickness: 0.057 inches minimum and 0.078 inches maximum
Color: clear
Material: glass
Style Designator: round

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6685-00-144-4599	No Name Available	01/01/1963
6645-00-166-7011	No Name Available	06/29/1970
5355-00-586-6512	No Name Available	01/01/1963
6685-00-607-8739	No Name Available	01/01/1963

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
4137157-1	Dial Window
4137157P1	Dial Window
4137157PT1	Dial Window
549-20	Dial Window
AG2QQQQ	Dial Window
AN5727-1	Dial Window
MS28105-7	Dial Window
NMP45	Dial Window
WC001	Dial Window

FAQs

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

What is the FSCG of the NSN 5355-00-538-6389?

The FSCG of the NSN 5355-00-538-6389 is 5355

Does the NSN 5355-00-538-6389 have a Schedule B code assigned?

Yes, the Schedule B code is 7015900000

Does NSN 5355-00-538-6389 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 5355-00-538-6389 contain precious materials?

Precious metal content is unknown

Does NSN 5355-00-538-6389 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 5355-00-538-6389 was assigned to the Federal Catalog?

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