20HS4121

View detailed technical data, stock status, and sourcing information for: 20HS4121
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5342 Weapon System Hardware

National Stock Number

5342-01-651-3621

Item Name Code

38089

Assigment Date

01/14/2016 (10 years ago)

A cover of various shapes, sizes and materials, specifically designed to fit over the opening(s) of mechanical connections such as drive lines, air and fluid ducts and the like, of various equipments to provide mechanical protection and/or prevent the entrance of foreign matter during shipping, storage or maintenance. The cover is not an integral part of the equipment when the equipment is installed in the end item. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs and the like. See also cap (1), protective, dust and moisture seal. Excludes:cover, access.

5.250 inches nominal overall length, threaded mounting hole type, 1.350 inches minimum and 1.850 inches maximum overall width, 2 mounting hole quantity, 2.000 inches nominal overall height

Product Characteristics

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

Overall Length: 5.250 inches nominal
Overall Height: 2.000 inches nominal
Overall Width: 1.350 inches minimum and 1.850 inches maximum
Mounting Hole Quantity: 2
Mounting Hole Type: threaded
End Item Identification: 6665-01-646-6922
Part Name Assigned By Controlling Agency: support,shaft,swivel
Special Features: mounting holes .164-32 blind
Color: black
Material: plastic polyamide (nylon)

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
20HS4121	Mounting Bracket
20HS4121-001	Mounting Bracket

FAQs

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

What is the FSCG of the NSN 5342-01-651-3621?

The FSCG of the NSN 5342-01-651-3621 is 5342

Does NSN 5342-01-651-3621 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 5342-01-651-3621 contain precious materials?

Item does not contain precious metal.

Does NSN 5342-01-651-3621 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 5342-01-651-3621 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Thu, Jan 14, 2016