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MX-261193-3 PIECE 66

View detailed technical data, stock status, and sourcing information for: MX-261193-3 PIECE 66

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MX-261193-3 PIECE 66
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-723-9383
Item Name Code
06672
Assigment Date
01/01/1961 (65 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

0.500 inches maximum thread length, right-hand thread direction, 3a thread class, headless (setscrew) head style, 0.500 inches nominal 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
0.500 inches maximum
Fastener Length
0.500 inches nominal
Head Style
headless (setscrew)
Point Style
cup
Internal Drive Style
hexagon
Nominal Thread Diameter
0.250 inches
Width Across Flats
0.125 inches nominal
Thread Quantity Per Inch
20
Hardness Rating
45.0 rockwell c minimum and 53.0 rockwell c maximum overall
Material
steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 or steel comp 8740 overall
Material Document And Classification
66 fed std all material responses overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416 ty 2 cl 3 fed spec single treatment response overall
Thread Series Designator
unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-010-2707 No Name Available 09/01/1983
5305-00-012-0680 No Name Available 09/01/1983
5305-00-022-2407 No Name Available 02/01/1980
5305-00-057-1350 No Name Available 06/01/1980
5305-00-207-2858 No Name Available 05/11/2010
5305-00-292-6070 No Name Available 01/01/1980
5305-00-616-1918 No Name Available 09/01/2023
5305-00-637-5858 No Name Available 10/01/1980
5305-00-854-8422 No Name Available 02/09/1973
5305-00-858-9422 No Name Available 07/30/1970
5305-00-898-1502 No Name Available 07/09/1969
5305-01-604-4447 No Name Available 08/01/2016

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FAQs

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

What is the FSCG of the NSN 5305-00-723-9383?
The FSCG of the NSN 5305-00-723-9383 is 5305
Does the NSN 5305-00-723-9383 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-723-9383 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 5305-00-723-9383 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-723-9383 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 5305-00-723-9383 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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