3040-01-420-8991

Find complete technical information, availability, and procurement data for: 3040-01-420-8991
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-01-420-8991

Item Name Code

21988

Assigment Date

10/27/1995 (30 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

0.450 inches nominal body width, 0.225 inches nominal body diameter, 90 deg offset link style, 14.350 inches nominal overall length, solid body construction

Product Characteristics

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

Overall Length: 14.350 inches nominal
Body Diameter: 0.225 inches nominal
Body Width: 0.450 inches nominal
Link Style: 90 deg offset
Body Construction: solid
End Attachment Hole Diameter: 0.115 inches nominal both ends
End Attachment Length: 2.265 inches nominal first end
End Attachment Length: 2.246 inches nominal second end
End Attachment Fork Width: 0.404 inches nominal first end
End Attachment Fork Width: 0.475 inches nominal second end
Special Features: effective length: 13.670 inches; link thread info: right hand, length 1.000 inch, 5/16-20 nf; end attachment info: diameter 0.330 inch 1st end, 0.332 inch 2nd end, material steel both ends, surface treatment anodized and passicated and phosphate or cadmium, fork depth 1.006 inch 1st end, 1.010 inch 2nd end, height 0.660 inch 1st end, 0.664 inch 2nd end, fork span width 0.246 inch 1st end, 0.236 inch 2nd end, each connecting link has a nut and locking washer included
Material: aluminum
Surface Treatment: cadmium

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
F20G8011179-505	Rigid Connecting Link

FAQs

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

What is the FSCG of the NSN 3040-01-420-8991?

The FSCG of the NSN 3040-01-420-8991 is 3040

Does NSN 3040-01-420-8991 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 3040-01-420-8991 contain precious materials?

Item does not contain precious metal.

Does NSN 3040-01-420-8991 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 3040-01-420-8991 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Oct 27, 1995