CT9-7786S1

View detailed technical data, stock status, and sourcing information for: CT9-7786S1
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-554-2212

Item Name Code

16116

Assigment Date

01/01/1963 (63 years ago)

Two or more complete ring, piston grouped for a single piston or for all pistons of an internal combustion engine, air compressor, or the like.

compression ring,5f6326,11083,1; compression ring,6b2172,11083,2; oil ring,3f6281,11083,2 ring set component parts, 4.250 inches standard bore diameter, 1 piston accommodation quantity

Product Characteristics

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

Standard Bore Diameter: 4.250 inches
Piston Accommodation Quantity: 1
Ring Set Component Parts: compression ring,5f6326,11083,1; compression ring,6b2172,11083,2; oil ring,3f6281,11083,2

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2815-00-386-2990	No Name Available	06/16/1969
2815-00-423-9501	No Name Available	07/01/1977

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
2C7786S	Piston Ring Set
70S86HS1	Piston Ring Set
7275	Piston Ring Set
737HCS1	Piston Ring Set
9H1214	Piston Ring Set
CT8-7786S1	Piston Ring Set
CT9-7786S1	Piston Ring Set
IPD9H1214	Piston Ring Set
SC3495	Piston Ring Set

FAQs

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

What is the FSCG of the NSN 2815-00-554-2212?

The FSCG of the NSN 2815-00-554-2212 is 2815

Does the NSN 2815-00-554-2212 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-554-2212 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 2815-00-554-2212 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-554-2212 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 2815-00-554-2212 was assigned to the Federal Catalog?

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