9340-00-891-3003

Find complete technical information, availability, and procurement data for: 9340-00-891-3003
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Federal Supply Group

Nonmetallic Fabricated Materials

Federal Supply Classification

9340 Glass Fabricated Materials

National Stock Number

9340-00-891-3003

Item Name Code

16880

Assigment Date

01/16/1967 (59 years ago)

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes:packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

five 0.265 in. dia. holes equally spaced on 2.500 in. bolt circle dia. special features, clear material transparency, 0.375 inches nominal overall thickness, 1500 pounds per square inch minimum tensile strength, 3.000 inches nominal overall diameter

Product Characteristics

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

Overall Diameter: 3.000 inches nominal
Overall Thickness: 0.375 inches nominal
Material Transparency: clear
Minimum Tensile Strength: 1500 pounds per square inch
Special Features: five 0.265 in. dia. holes equally spaced on 2.500 in. bolt circle dia.
Material: glass
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
18-60100	Observation Window
A60100	Observation Window
GLS	Observation Window
GLS-34	Observation Window
GLS34	Observation Window

FAQs

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

What is the FSCG of the NSN 9340-00-891-3003?

The FSCG of the NSN 9340-00-891-3003 is 9340

Does the NSN 9340-00-891-3003 have a Schedule B code assigned?

Yes, the Schedule B code is 7016900000

Does NSN 9340-00-891-3003 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 9340-00-891-3003 contain precious materials?

Item does not contain precious metal.

Does NSN 9340-00-891-3003 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 9340-00-891-3003 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Mon, Jan 16, 1967