74S77-020

View detailed technical data, stock status, and sourcing information for: 74S77-020
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2805 Except Aircraft; and Components Gasoline Reciprocating Engines

National Stock Number

2805-00-374-3802

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.

3.000 inches standard bore diameter, 0.020 inches bore diameter oversize, 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: 3.000 inches
Bore Diameter Oversize: 0.020 inches
Piston Accommodation Quantity: 1

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2805-00-537-6110	No Name Available	05/01/1983
2805-00-542-1387	No Name Available	08/01/1978

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
113-11H	Piston Ring Set
19S97S1-020	Piston Ring Set
292102	Piston Ring Set
3862855-102800	Piston Ring Set
61336-020	Piston Ring Set
70623-020	Piston Ring Set
7099-020	Piston Ring Set
7199P20	Piston Ring Set
74S77-020	Piston Ring Set
7502+20	Piston Ring Set
8-5171S1-020	Piston Ring Set
RS1016-020	Piston Ring Set
RS718-020	Piston Ring Set
S70405-020	Piston Ring Set

FAQs

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

What is the FSCG of the NSN 2805-00-374-3802?

The FSCG of the NSN 2805-00-374-3802 is 2805

Does the NSN 2805-00-374-3802 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-374-3802 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 2805-00-374-3802 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-374-3802 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 2805-00-374-3802 was assigned to the Federal Catalog?

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