3040-00-419-5853

Find complete technical information, availability, and procurement data for: 3040-00-419-5853
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-00-419-5853

Item Name Code

21988

Assigment Date

12/02/1970 (55 years ago)

A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. For items specifically designed for aviation, see pulley(1), groove, aviation.

18.499 inches nominal overall length, 0.500 inches nominal body diameter, solid body construction, clevis to external thread link style, 0.437 inches nominal first end end attachment hole diameter

Product Characteristics

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

Overall Length: 18.499 inches nominal
Body Diameter: 0.500 inches nominal
Link Style: clevis to external thread
Body Construction: solid
End Attachment Hole Diameter: 0.437 inches nominal first end
End Attachment Length: 3.187 inches nominal first end
End Attachment Fork Width: 0.750 inches nominal first end
Special Features: effective length: 17.625 inches; link surface treatment spec: mil-p-16232, ty-z, cl-4; link dimensions: threading length and size: right hand, 2.250 inches, 1/2-20 unf; hole diameter: 0.437 inch; fork width 1.000 inch; fork depth: 1.000 inch; end height: 1.110 to 1.130 inches; end length: 1.625 inches; end diameter: 0.875 inch; end attachment info: material steel, surface treatment cadmium plated, locknut incld, diameter 0.875 inch, fork depth 1.750 inches, fork span width 0.250 inch
Material: steel
Material Document And Classification: qq-s-630, grade c1015 or c1020 or c1025, all canceled fed spec single material response
Surface Treatment: phosphate

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
8332656	Rigid Connecting Link

FAQs

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

What is the FSCG of the NSN 3040-00-419-5853?

The FSCG of the NSN 3040-00-419-5853 is 3040

Does NSN 3040-00-419-5853 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 3040-00-419-5853 contain precious materials?

Precious metal content is unknown

Does NSN 3040-00-419-5853 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 3040-00-419-5853 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Dec 2, 1970