65B17

View detailed technical data, stock status, and sourcing information for: 65B17

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65B17
Federal Supply Group
Pumps and Compressors
Federal Supply Classification
4310 Compressors and Vacuum Pumps
National Stock Number
4310-00-267-5657
Item Name Code
11459
Assigment Date
01/01/1961 (65 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.

0.0950 inches minimum and 0.1050 inches maximum radial wall thickness, concentric ring style, straight face, double scraper, ventilated oil control cross-sectional shape style, 0.1550 inches nominal overall width, 2.250 inches standard bore diameter

Product Characteristics

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

Cross-Sectional Shape Style
straight face, double scraper, ventilated oil control
Ring Style
concentric
Radial Wall Thickness
0.0950 inches minimum and 0.1050 inches maximum
Overall Width
0.1550 inches nominal
Standard Bore Diameter
2.250 inches
Joint Style
vertical joint
Oil Passage Type And Quantity
6 slot and 1 groove horizontally through ring
Material
iron overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4310-00-609-9082 No Name Available 05/13/1967
4310-00-651-5493 No Name Available 03/01/1993

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
65B17 Piston Ring
65S16 Piston Ring

FAQs

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

What is the FSCG of the NSN 4310-00-267-5657?
The FSCG of the NSN 4310-00-267-5657 is 4310
Does the NSN 4310-00-267-5657 have a Schedule B code assigned?
Yes, the Schedule B code is 8414902095
Does NSN 4310-00-267-5657 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 4310-00-267-5657 contain precious materials?
Precious metal content is unknown
Does NSN 4310-00-267-5657 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 4310-00-267-5657 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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