MS51964-53

View detailed technical data, stock status, and sourcing information for: MS51964-53
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-724-6801

Item Name Code

06672

Assigment Date

01/01/1960 (66 years ago)

0.500 inches maximum thread length, 0.500 inches nominal fastener length, headless (setscrew) head style, right-hand thread direction, 3a thread class

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: 0.190 inches
Width Across Flats: 0.094 inches nominal
Thread Quantity Per Inch: 32
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: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-043-1946	No Name Available	08/12/1988
5305-00-043-3649	No Name Available	08/10/1966
5305-00-050-3920	No Name Available	11/20/1968
5305-00-097-6516	No Name Available	12/18/1968
5305-00-207-2045	No Name Available	07/25/2012
5305-00-253-4766	No Name Available	12/01/1982
5305-00-408-6599	No Name Available	11/01/1982
5305-00-616-2776	No Name Available	07/14/1979
5305-00-726-7771	No Name Available	09/01/2023
5305-00-914-5803	No Name Available	10/01/1988

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
140884	Setscrew
5358-304	Setscrew
6KP120	Setscrew
9-763-26-0001	Setscrew
G33S29	Setscrew
MS51964-53	Setscrew
N29927PC125	Setscrew
N34727PC125	Setscrew
SCR1764	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-724-6801?

The FSCG of the NSN 5305-00-724-6801 is 5305

Does the NSN 5305-00-724-6801 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-724-6801 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 5305-00-724-6801 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-724-6801 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 5305-00-724-6801 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960