MS20066-302

View detailed technical data, stock status, and sourcing information for: MS20066-302

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MS20066-302
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5315 Pins, Machine Keys and Nails
National Stock Number
5315-00-732-0577
Item Name Code
02378
Assigment Date
01/01/1961 (65 years ago)

A metallic item, usually square or rectangular in cross section, usually longer in relation to its width and thickness, with or without a head, usually designed to fit into the pre-cut slots of two adjacent cylindrically shaped members, to prevent relative rotational movement between the two. It may have mounting holes or slots.

1.240 inches minimum and 1.260 inches maximum overall length, 0.3125 inches minimum and 0.3135 inches maximum overall width, 90000 single pounds per square inch shear strength, 40.0 rockwell c minimum and 50.0 rockwell c maximum overall hardness rating, 0.3125 inches minimum and 0.3135 inches maximum overall height

Product Characteristics

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

Overall Length
1.240 inches minimum and 1.260 inches maximum
Overall Height
0.3125 inches minimum and 0.3135 inches maximum
Overall Width
0.3125 inches minimum and 0.3135 inches maximum
Hardness Rating
40.0 rockwell c minimum and 50.0 rockwell c maximum overall
Shear Strength
90000 single pounds per square inch
Starting Edge Shape
straight
Material
steel comp 1335 or steel comp 4130 or steel comp 5130 or steel comp 8630 overall
Material Document And Classification
66 fed std all material responses overall
Style Designator
plain

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5315-00-469-8188 No Name Available 10/10/1997
5315-00-763-6627 No Name Available 10/01/1983
5315-00-911-5004 No Name Available 06/11/1969

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
MS20066-302 Machine Key

FAQs

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

What is the FSCG of the NSN 5315-00-732-0577?
The FSCG of the NSN 5315-00-732-0577 is 5315
Does the NSN 5315-00-732-0577 have a Schedule B code assigned?
Yes, the Schedule B code is 7319409000
Does NSN 5315-00-732-0577 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 5315-00-732-0577 contain precious materials?
Precious metal content is unknown
Does NSN 5315-00-732-0577 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 5315-00-732-0577 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

Professional Distribution

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

New Surplus 34
New Material 22
Total 56
Availability of this item was last updated on: 02/03/2026 07:02 AM EST. Stock levels and pricing are subject to change.

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