11-21A

View detailed technical data, stock status, and sourcing information for: 11-21A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-232-8422

Item Name Code

04522

Assigment Date

10/24/1970 (55 years ago)

A transformer consisting of one or more primary winding(s) and one or more secondary winding(s). It may be designed for direct connection to an alternating current source for purposes of changing the secondary volts and amperes or designed to eliminate metallic interconnection between circuits in an overall one to one voltage ratio, with or without additional output windings, or items designed to automatically maintain a constant output voltage within specified limits under varying input or load conditions. Also includes items having a provision for mechanically changing the turns ratio or inductive coupling in progressive increments by means of voltage taps, ratio adjuster, or devices oe similar design. For transformers having winding(s) common to both input and output circuits, see transformer (1), power, autotransformer. Excludes:transformer (1), pulse.

0.406 inches nominal hole diameter, 5.625 inches nominal bolt circle diameter, 6.375 inches nominal outside diameter, solid single or composition cross-sectional shape style, 4.906 inches nominal aperture diameter

Product Characteristics

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

Cross-Sectional Shape Style: solid single or composition
Hole Diameter: 0.406 inches nominal
Bolt Circle Diameter: 5.625 inches nominal
Outside Diameter: 6.375 inches nominal
Aperture Diameter: 4.906 inches nominal
Cross-Sectional Thickness: 0.062 inches nominal
Bolt Hole Quantity: 8
Material: paper and glue overall
Material Document And Classification: mil-g-12803,no. +3313-b mil spec all material responses overall
Style Designator: circular

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
11-21A	Gasket

FAQs

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

What is the FSCG of the NSN 5330-00-232-8422?

The FSCG of the NSN 5330-00-232-8422 is 5330

Does NSN 5330-00-232-8422 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 5330-00-232-8422 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-00-232-8422 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 5330-00-232-8422 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Sat, Oct 24, 1970