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16990*4F-16D

View detailed technical data, stock status, and sourcing information for: 16990*4F-16D

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16990*4F-16D
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-424-9416
Item Name Code
16282
Assigment Date
02/08/1996 (30 years ago)

right-hand thread direction, 0.984 inches minimum and 1.016 inches maximum fastener length, flat countersunk head style, 1.000 inches maximum thread length, 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
1.000 inches maximum
Fastener Length
0.984 inches minimum and 1.016 inches maximum
Head Style
flat countersunk
Head Diameter
0.359 inches minimum and 0.411 inches maximum
Internal Drive Style
hexagon
Nominal Thread Diameter
0.250 inches
Width Across Flats
0.1562 inches minimum and 0.1582 inches maximum
Thread Quantity Per Inch
28
Hardness Rating
36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Countersink Angle
80.0 degrees minimum and 84.0 degrees maximum
Special Features
ms24669 is a cancelled spec
Material
steel 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
unf

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
16990*4F-16D Socket Head Cap Screw
MS24668-13L Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-424-9416?
The FSCG of the NSN 5305-01-424-9416 is 5305
Does the NSN 5305-01-424-9416 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-424-9416 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 5305-01-424-9416 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-424-9416 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 5305-01-424-9416 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Thu, Feb 8, 1996

Professional Distribution

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