2990-00-177-7772

Find complete technical information, availability, and procurement data for: 2990-00-177-7772
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-177-7772

Item Name Code

77777

Assigment Date

12/30/1968 (57 years ago)

A catching device of various shapes and cross sections, which permits motion in only one direction. Designed to engage the teeth or notches of a sector, quadrant, ratchet wheel, or the like. Item is so pivoted that the angle of approach to the interdental engagement causes it to rest more firmly as the reverse load is increased. Item may be spring actuated to cause engagement. Excludes:cam (as modified).

2990-00-177-7772, pulley assembly

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
A64446	Pulley Assembly

FAQs

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

What is the FSCG of the NSN 2990-00-177-7772?

The FSCG of the NSN 2990-00-177-7772 is 2990

Does NSN 2990-00-177-7772 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 2990-00-177-7772 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-177-7772 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 2990-00-177-7772 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Mon, Dec 30, 1968