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MS20006-54

View detailed technical data, stock status, and sourcing information for: MS20006-54

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MS20006-54
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-616-3660
Item Name Code
06666
Assigment Date
01/01/1963 (63 years ago)

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes:ring, connecting, round.

3a thread class, right-hand thread direction, 0.662 inches minimum and 0.712 inches maximum thread length, 0.639 inches minimum and 0.649 inches maximum head diameter, 4.047 inches minimum and 4.077 inches maximum fastener length

Product Characteristics

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

Thread Class
3a
Thread Direction
right-hand
Thread Length
0.662 inches minimum and 0.712 inches maximum
Fastener Length
4.047 inches minimum and 4.077 inches maximum
Head Diameter
0.639 inches minimum and 0.649 inches maximum
Head Height
0.375 inches nominal
Internal Drive Style
hexagon
Nominal Thread Diameter
0.375 inches
Width Across Flats
0.313 inches minimum and 0.315 inches maximum
Thread Quantity Per Inch
24
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
34.0 rockwell c minimum and 40.0 rockwell c maximum overall
Material
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
Material Document And Classification
mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,ty 2 cl 2 fed spec single treatment response overall
Thread Series Designator
unf

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
MS20006-54 Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-616-3660?
The FSCG of the NSN 5306-00-616-3660 is 5306
Does the NSN 5306-00-616-3660 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-616-3660 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 5306-00-616-3660 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-616-3660 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 5306-00-616-3660 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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