P21-839

View detailed technical data, stock status, and sourcing information for: P21-839
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Federal Supply Group

Miscellaneous

Federal Supply Classification

9905 Identification Plates, Advertising Displays and Signs

National Stock Number

9905-01-283-0928

Item Name Code

00156

Assigment Date

07/29/1988 (38 years ago)

A headless, generally cylindrically-shaped item having a straight, smooth, solid body, with or without a drilled hole(s). It has an outside diameter equal to or less than its length. Its length must not exceed twelve inches (304 mm); for items whose length exceeds twelve inches (304 mm); see rod,straight,headless. It is used for aligning or transfer of torque and/or thrust, by fitting into corresponding holes of another item. See also pin,straight,threaded.

1.30 dia. thru center; relief valve,f112 engine shipping container,nssn 8145-012069889 special features, 0.120 inches nominal thickness, legend marking designation, 2.000 inches nominal diameter, round basic shape style

Product Characteristics

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

Diameter: 2.000 inches nominal
Thickness: 0.120 inches nominal
Basic Shape Style: round
Marking Designation: legend
Special Features: 1.30 dia. thru center; relief valve,f112 engine shipping container,nssn 8145-012069889
Material: plastic

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
P21-839	Instruction Plate

FAQs

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

What is the FSCG of the NSN 9905-01-283-0928?

The FSCG of the NSN 9905-01-283-0928 is 9905

Does NSN 9905-01-283-0928 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 9905-01-283-0928 contain precious materials?

Item does not contain precious metal.

Does NSN 9905-01-283-0928 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 9905-01-283-0928 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Jul 29, 1988