H493-1

View detailed technical data, stock status, and sourcing information for: H493-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-075-5154

Item Name Code

03265

Assigment Date

08/02/1967 (59 years ago)

A dial designed to be connected to a tuning or selecting mechanism to position the mechanism to some value within its adjustable range. It is designed to be read in conjunction with a vernier indicator, pointer, or like instruments which may or may not be an integral part of the item. May include a knob. For items with one graduation, letter, or symbol, or marked to indicate the position of items such as a valve, brake, or two position switch, see knob or handwheel. See also dial, scale.

2 setscrew hole quantity, 0.550 inches nominal distance from hole center to knob/skirt base, hole and setscrews attachment method, 0.500 inches nominal knob portion diameter, 1.000 inches nominal outside diameter

Product Characteristics

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

Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.550 inches nominal
Outside Diameter: 1.000 inches nominal
Attachment Method: hole and setscrews
Knob Portion Diameter: 0.500 inches nominal
Scale Division Quantity: 100 first scale
Scale Division Quantity: 9 second scale
Drive Ratio: 10.0 single
Drive Type: direct and gear
Scale Type: linear all scales
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.250 inches screw hole
Positioning Mechanism Type: knob dual
Height: 0.880 inches minimum and 0.940 inches maximum
Material: aluminum alloy overall
Surface Treatment: anodize overall
Style Designator: round w/knob
Thread Series Designator: unef screw hole

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5355-00-915-5011	No Name Available	01/08/1969

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
10181717	Control Dial
H493-1	Control Dial

FAQs

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

What is the FSCG of the NSN 5355-00-075-5154?

The FSCG of the NSN 5355-00-075-5154 is 5355

Does the NSN 5355-00-075-5154 have a Schedule B code assigned?

Yes, the Schedule B code is 9033000000

Does NSN 5355-00-075-5154 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 5355-00-075-5154 contain precious materials?

Precious metal content is unknown

Does NSN 5355-00-075-5154 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 5355-00-075-5154 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Wed, Aug 2, 1967