MS51105-523

View detailed technical data, stock status, and sourcing information for: MS51105-523
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-334-6652

Item Name Code

18257

Assigment Date

02/25/1991 (35 years ago)

right-hand thread direction, 2a thread class, 2.250 inches minimum and 2.438 inches maximum thread length, 5.812 inches minimum and 6.000 inches maximum fastener length, hexagon head style

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 2.250 inches minimum and 2.438 inches maximum
Fastener Length: 5.812 inches minimum and 6.000 inches maximum
Head Style: hexagon
Head Height: 0.591 inches minimum and 0.627 inches maximum
Width Between Flats: 1.469 inches minimum and 1.500 inches maximum
Shank Unthreaded Hole Diameter: 0.138 inches minimum and 0.146 inches maximum first hole
Nominal Thread Diameter: 1.000 inches
Thread Quantity Per Inch: 5
Distance From Head Largest Bearing Surface To Shank Hole Center: 5.875 inches nominal first hole
Material: steel overall
Material Document And Classification: sae gr5 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty2 cl2 fed spec single treatment response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 2 type and 10p style and 5 grade

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
MS51105-523	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-334-6652?

The FSCG of the NSN 5305-01-334-6652 is 5305

Does the NSN 5305-01-334-6652 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-334-6652 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 5305-01-334-6652 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-334-6652 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 5305-01-334-6652 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Mon, Feb 25, 1991