21A58

View detailed technical data, stock status, and sourcing information for: 21A58
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-011-9694

Item Name Code

06373

Assigment Date

04/18/1967 (59 years ago)

An item which provides a predetermined delay to an electrical pulse, while maintaining substantially the same waveform. The delay is obtained by means of a real or artificial transmission line or equivalent device. The equivalent device may be acoustic, distributive, lumped constant, magnetic solid state, or surface acoustical wave type. See also attenuator, (as modified); transformer, (as modified); and oscillator, pulse delay.

1.688 inches nominal body width, +0.1437 to 0.1475 inches thread pitch diameters, 2a thread class, rectangular body style, 3.844 inches nominal body length

Product Characteristics

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

Thread Class: 2a
Thread Pitch Diameters: +0.1437 to 0.1475 inches
Body Style: rectangular
Body Length: 3.844 inches nominal
Body Width: 1.688 inches nominal
Individual Section Quantity: 1
Longest Horizontal Distance Between Mounting Centers: 0.812 inches nominal
Operating Temp Range: +0.0 to 65.0 celsius
Stud Length: 0.406 inches nominal
Inclosure Type: hermetically sealed
Mounting Facility Quantity: 2
Output Impedance Rating: 75.000 ohms
Body Depth: 1.688 inches nominal
Mounting Facility: threaded stud
Mounting Provision Arrangement Style: 2 position in-line
Signal Delay Method: lumped constant
Delay Time Variation Method: tapped
Section Delay Time: 0.370 microseconds nominal single section
Segment Quantity Per Section: 5 single section
Segment Delay Time: 0.190 microseconds nominal single section 1st segment and 0.045 microseconds nominal single section 2nd segment and 0.045 microseconds nominal single section 3rd segment and 0.045 microseconds nominal single section 4th segment and 0.045 microseconds nominal single section 5th segment
Terminal Type And Quantity: 7 turret
Thread Size And Series/Type Designator: 0.164-32 unc

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
1648893	Delay Line
21A58	Delay Line

FAQs

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

What is the FSCG of the NSN 5999-00-011-9694?

The FSCG of the NSN 5999-00-011-9694 is 5999

Does the NSN 5999-00-011-9694 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-00-011-9694 require demilitarization?

Usml items - mutilation to the point of scrap required worldwide. (note 7).

Does NSN 5999-00-011-9694 contain precious materials?

Precious metal content is unknown

Does NSN 5999-00-011-9694 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5999-00-011-9694 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Tue, Apr 18, 1967