MS51861-12C

View detailed technical data, stock status, and sourcing information for: MS51861-12C
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-147-3248

Item Name Code

41756

Assigment Date

09/26/1971 (54 years ago)

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.

0.205 inches minimum and 0.219 inches maximum head diameter, 0.219 inches minimum and 0.281 inches maximum fastener length, cross recess type 1 internal drive style, 0.070 inches minimum and 0.080 inches maximum head height, pan head style

Product Characteristics

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

Fastener Length: 0.219 inches minimum and 0.281 inches maximum
Head Style: pan
Head Diameter: 0.205 inches minimum and 0.219 inches maximum
Head Height: 0.070 inches minimum and 0.080 inches maximum
Internal Drive Style: cross recess type 1
Nonmachine Thread Style: gimlet point (type a, ab or ba)
Nonmachine Nominal Thread Diameter: 0.112 inches
Material: steel comp 410 overall
Material Document And Classification: 66 fed std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Nondefinitive Spec/Std Data: ab type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-058-2078	No Name Available	03/01/1998
5305-00-058-2099	No Name Available	03/01/1984
5305-01-296-1684	No Name Available	01/01/1991

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
6961897 FIND 16	Tapping Screw
751-6402201 FIND 32	Tapping Screw
751-6402201-32	Tapping Screw
751-6402201-32 FIND 32	Tapping Screw
751-6402202 FIND 32	Tapping Screw
751-6402202-32	Tapping Screw
MS24618-8	Tapping Screw
MS24622-8	Tapping Screw
MS51861-12C	Tapping Screw

FAQs

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

What is the FSCG of the NSN 5305-00-147-3248?

The FSCG of the NSN 5305-00-147-3248 is 5305

Does the NSN 5305-00-147-3248 have a Schedule B code assigned?

Yes, the Schedule B code is 7318140000

Does NSN 5305-00-147-3248 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 5305-00-147-3248 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-147-3248 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 5305-00-147-3248 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sun, Sep 26, 1971