65-18768K

View detailed technical data, stock status, and sourcing information for: 65-18768K
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Federal Supply Group

Refrigeration, Air Conditioning, and Air Circulating Equipment

Federal Supply Classification

4130 Refrigeration and Air Conditioning Components

National Stock Number

4130-00-953-9593

Item Name Code

22220

Assigment Date

01/01/1962 (64 years ago)

0.875 inches nominal pinhole diameter, 3.250 inches minimum and 3.256 inches maximum overall height, 2.620 inches minimum and 2.621 inches maximum diameter, solid skirt type, finished surface finish

Product Characteristics

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

Overall Height: 3.250 inches minimum and 3.256 inches maximum
Diameter: 2.620 inches minimum and 2.621 inches maximum
Pinhole Diameter: 0.875 inches nominal
Surface Finish: finished
Skirt Type: solid
Skirt Bottom Cutaway Feature: not included
Ring Groove Quantity: 2
Ring Groove Position: no. 1 and no. 2 positions
Ring Groove Width: 0.125 inches nominal
Ring Groove Diameter: 2.395 inches minimum and 2.400 inches maximum
Oil Groove: not included
Distance From Pin Hole Center To Extreme Top: 2.003 inches minimum and 2.006 inches maximum
Pin Hole Bushing: not included
Retaining Ring Groove: not included
Pin: included
Pin Type For Which Designed: floating
Ring: included
Integral Connecting Rod: not included
Material: aluminum alloy
Material Document And Classification: d132-t5, alcoa mfr ref single material response

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4310-01-148-9558	No Name Available	11/01/1990
3040-01-576-8632	No Name Available	12/01/2022

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
365-18768K	Compressor Piston
65-18768K	Compressor Piston
665-18768	Compressor Piston
665-18768-000	Compressor Piston

FAQs

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

What is the FSCG of the NSN 4130-00-953-9593?

The FSCG of the NSN 4130-00-953-9593 is 4130

Does NSN 4130-00-953-9593 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 4130-00-953-9593 contain precious materials?

Item does not contain precious metal.

Does NSN 4130-00-953-9593 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 4130-00-953-9593 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962