2990-00-554-5959

Find complete technical information, availability, and procurement data for: 2990-00-554-5959
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-554-5959

Item Name Code

77777

Assigment Date

01/01/1963 (63 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

engine running speed 2750rpm,engine shutdown speed 3150-3200rpm,governor trip speed 1575-1600rpm,engine rpm to governor rpm ratio 2 to 1 general characteristics item description

Product Characteristics

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

General Characteristics Item Description: engine running speed 2750rpm,engine shutdown speed 3150-3200rpm,governor trip speed 1575-1600rpm,engine rpm to governor rpm ratio 2 to 1

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
SA504	Gas Turbine Governor
SA504N	Gas Turbine Governor

FAQs

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

What is the FSCG of the NSN 2990-00-554-5959?

The FSCG of the NSN 2990-00-554-5959 is 2990

Does NSN 2990-00-554-5959 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 2990-00-554-5959 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-554-5959 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 2990-00-554-5959 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963