MS16997-2

View detailed technical data, stock status, and sourcing information for: MS16997-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-952-8492

Item Name Code

16282

Assigment Date

01/01/1962 (64 years ago)

0.250 inches nominal fastener length, flat chamfer head style, 0.230 inches minimum thread length, 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: 0.230 inches minimum
Fastener Length: 0.250 inches nominal
Head Style: flat chamfer
Head Diameter: 0.134 inches minimum and 0.140 inches maximum
Head Height: 0.083 inches minimum and 0.086 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.086 inches
Width Across Flats: 0.078 inches minimum and 0.079 inches maximum
Thread Quantity Per Inch: 56
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength: 130000 pounds per square inch
Material: steel overall
Material Document And Classification: 66 fed std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec all treatment responses 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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-559-9209	No Name Available	06/23/1968
5305-00-685-1792	No Name Available	09/24/2012
5305-00-804-7467	No Name Available	08/21/2001

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
1091086-7	Socket Head Cap Screw
13000-256F16	Socket Head Cap Screw
324-2600-000	Socket Head Cap Screw
MS16997-2	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-952-8492?

The FSCG of the NSN 5305-00-952-8492 is 5305

Does the NSN 5305-00-952-8492 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-952-8492 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 5305-00-952-8492 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-952-8492 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 5305-00-952-8492 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962