5340-01-309-2187

Find complete technical information, availability, and procurement data for: 5340-01-309-2187
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-309-2187

Item Name Code

40223

Assigment Date

10/13/1989 (36 years ago)

A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.

0.342 inches minimum and 0.354 inches maximum all holes mounting hole diameter, 2.270 inches minimum and 2.330 inches maximum length, 2 mounting hole quantity, 1.290 inches minimum and 1.350 inches maximum width, 0.250 inches nominal thickness

Product Characteristics

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

Width: 1.290 inches minimum and 1.350 inches maximum
Thickness: 0.250 inches nominal
Length: 2.270 inches minimum and 2.330 inches maximum
Mounting Hole Diameter: 0.342 inches minimum and 0.354 inches maximum all holes
Mounting Hole Quantity: 2
Aperture Diameter: 0.646 inches minimum and 0.666 inches maximum
Mounting Hole Type: unthreaded
End Item Identification: aerial target drone: bqm-34a
Aperture Shape: special
Special Features: heat treated to 125,000 to 150,000 per mil-h-6875;item has thickness tapered from 0.130 in. to 0.250 in. along width; aperature is hole centered along narrow edge to produce semi circle;mfg suggested name: plate, retaining, spring housing - ground launch;
Material: steel comp 4130
Material Document And Classification: mil-s-18729 mil spec single material response
Surface Treatment: cadmium
Shape: rectangular
Surface Treatment Document And Classification: qq-p-416, ty 2, cl 2 fed spec single treatment response

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
124F416-1	Mounting Plate

FAQs

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

What is the FSCG of the NSN 5340-01-309-2187?

The FSCG of the NSN 5340-01-309-2187 is 5340

Does NSN 5340-01-309-2187 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 5340-01-309-2187 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-309-2187 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 5340-01-309-2187 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Fri, Oct 13, 1989