491NICKELPLATED

View detailed technical data, stock status, and sourcing information for: 491NICKELPLATED
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-171-2718

Item Name Code

05457

Assigment Date

08/27/1972 (53 years ago)

A one-piece metal item, usually tubular, flanged at one end, the other end open. It is used primarily for lining and reinforcing the edges of holes. The unflanged end is designed to be inserted through a hole and crimped to form a mating flange. Excludes:grommet, metallic and eyelets which are components of pushbutton, turnbutton and turnlock type fastners.

flange flange style, straight round type barrel style, 0.140 inches minimum and 0.150 inches maximum barrel height, 0.343 inches minimum and 0.347 inches maximum barrel outside diameter, 0.473 inches minimum and 0.487 inches maximum flange outside diameter

Product Characteristics

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

Barrel Height: 0.140 inches minimum and 0.150 inches maximum
Flange Outside Diameter: 0.473 inches minimum and 0.487 inches maximum
Barrel Style: straight round type
Barrel Outside Diameter: 0.343 inches minimum and 0.347 inches maximum
Flange Style: flange
Material: copper alloy overall
Surface Treatment: nickel overall

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
491NICKELPLATED	Metallic Eyelet
SMA586325-03	Metallic Eyelet

FAQs

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

What is the FSCG of the NSN 5325-00-171-2718?

The FSCG of the NSN 5325-00-171-2718 is 5325

Does the NSN 5325-00-171-2718 have a Schedule B code assigned?

Yes, the Schedule B code is 8308100000

Does NSN 5325-00-171-2718 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 5325-00-171-2718 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-00-171-2718 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 5325-00-171-2718 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Aug 27, 1972