2930-01-058-4911

Find complete technical information, availability, and procurement data for: 2930-01-058-4911
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2930 Nonaircraft Engine Cooling System Components

National Stock Number

2930-01-058-4911

Item Name Code

10089

Assigment Date

03/28/1978 (48 years ago)

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes:packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

4 blade quantity, 4.438 inches nominal overall diameter, right-hand thread direction, 1.000 inches nominal hub length, 1.730 inches nominal overall width

Product Characteristics

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

Thread Direction: right-hand
Overall Width: 1.730 inches nominal
Overall Diameter: 4.438 inches nominal
Blade Quantity: 4
Hub Length: 1.000 inches nominal
Screw Thread Series Designator: unc
Blade Type: backward curve
Design Type: single width
Thread Diameter: 0.312 inches nominal
Mounting Method: thread
Rotation Direction For Which Designed: counterclockwise
Thread Quantity: 18 per inch
Hub Bore Diameter: 0.455 inches minimum and 0.650 inches maximum
Hub Location: front side
Hub Quantity: 1
Special Features: includes polytetrafluoroethylene ring
Material: copper alloy

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
5101168	Centrifugal Pump Impeller

FAQs

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

What is the FSCG of the NSN 2930-01-058-4911?

The FSCG of the NSN 2930-01-058-4911 is 2930

Does the NSN 2930-01-058-4911 have a Schedule B code assigned?

Yes, the Schedule B code is 8412909080

Does NSN 2930-01-058-4911 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 2930-01-058-4911 contain precious materials?

Precious metal content is unknown

Does NSN 2930-01-058-4911 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 2930-01-058-4911 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Tue, Mar 28, 1978