644233

View detailed technical data, stock status, and sourcing information for: 644233
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-737-4975

Item Name Code

03263

Assigment Date

01/01/1963 (63 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

0.812 inches nominal shank diameter, 0.188 inches nominal inside diameter, concave shank style, 0.375 inches nominal shank length, 1.062 inches nominal 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: 0.188 inches nominal
Shank Length: 0.375 inches nominal
Shank Diameter: 0.812 inches nominal
Shank Style: concave
Overall Depth: 1.062 inches nominal
Gripping Surface Condition: grip aid
Shaft Accommodation Style: round
Outside Diameter: 2.031 inches nominal
Shank Radius: 0.375 inches nominal
Attachment Method: press fit
Overall Thickness: 1.375 inches nominal
Special Features: material: rubber, synthetic
Color: black
Style Designator: round

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2520-00-562-1698	No Name Available	04/13/1967

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
644233	Knob
7374975	Knob
931356	Knob

FAQs

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

What is the FSCG of the NSN 5355-00-737-4975?

The FSCG of the NSN 5355-00-737-4975 is 5355

Does the NSN 5355-00-737-4975 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-00-737-4975 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 5355-00-737-4975 contain precious materials?

Precious metal content is unknown

Does NSN 5355-00-737-4975 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 5355-00-737-4975 was assigned to the Federal Catalog?

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