997258-01

View detailed technical data, stock status, and sourcing information for: 997258-01
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-644-2133

Item Name Code

03263

Assigment Date

01/01/1963 (63 years ago)

round shaft accommodation style, 0.250 inches nominal inside diameter, 2 setscrew hole quantity, grip aid gripping surface condition, 0.641 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: 0.250 inches nominal
Setscrew Hole Quantity: 2
Overall Depth: 0.641 inches nominal
Gripping Surface Condition: grip aid
Shaft Accommodation Style: round
Outside Diameter: 1.250 inches nominal
Attachment Method: setscrews
Overall Thickness: 0.812 inches nominal
Screw Drive Type: slot
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.164 inches screw hole
Color: black
Style Designator: crown
Thread Series Designator: unc screw hole

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5355-00-504-9340	No Name Available	10/05/1966
5355-00-644-3911	No Name Available	06/01/1985
5355-00-803-0002	No Name Available	12/25/1965
5355-00-828-6417	No Name Available	10/05/1966

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
380-64BBDD	Knob
997258-01	Knob
S311-64L	Knob
S380-64BBDD	Knob

FAQs

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

What is the FSCG of the NSN 5355-00-644-2133?

The FSCG of the NSN 5355-00-644-2133 is 5355

Does the NSN 5355-00-644-2133 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-00-644-2133 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 5355-00-644-2133 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-00-644-2133 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 5355-00-644-2133 was assigned to the Federal Catalog?

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