1240-01-019-0021

Find complete technical information, availability, and procurement data for: 1240-01-019-0021

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1240-01-019-0021
Federal Supply Group
Fire Control Equipment
Federal Supply Classification
1240 Optical Sighting and Ranging Equipment
National Stock Number
1240-01-019-0021
Item Name Code
10908
Assigment Date
04/13/1976 (50 years ago)

A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

provided polished periphery, glass optical and steel comp 303 location not otherwise specified material, qq-s-764, type 303, cond a-canceled fed spec 2nd material response or mil-g-174, class 1, grade b, type 517-645 mil spec 1st material response location not otherwise specified material document and classification, 0.880 inches nominal length, 0.940 inches nominal diameter

Product Characteristics

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

Diameter
0.940 inches nominal
Length
0.880 inches nominal
Polished Periphery
provided
Material
glass optical and steel comp 303 location not otherwise specified
Material Document And Classification
qq-s-764, type 303, cond a-canceled fed spec 2nd material response or mil-g-174, class 1, grade b, type 517-645 mil spec 1st material response location not otherwise specified

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
11743167 Optical Instrument Window

FAQs

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

What is the FSCG of the NSN 1240-01-019-0021?
The FSCG of the NSN 1240-01-019-0021 is 1240
Does the NSN 1240-01-019-0021 have a Schedule B code assigned?
Yes, the Schedule B code is 9803200000
Does NSN 1240-01-019-0021 require demilitarization?
Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Does NSN 1240-01-019-0021 contain precious materials?
Item does not contain precious metal.
Does NSN 1240-01-019-0021 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 1240-01-019-0021 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Tue, Apr 13, 1976

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