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3176207-A-019

View detailed technical data, stock status, and sourcing information for: 3176207-A-019

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3176207-A-019
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-149-2593
Item Name Code
16282
Assigment Date
03/17/1983 (43 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

3a thread class, flat chamfer head style, right-hand thread direction, 0.533 inches minimum and 0.625 inches maximum thread length, 0.595 inches minimum and 0.625 inches maximum fastener length

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
0.533 inches minimum and 0.625 inches maximum
Fastener Length
0.595 inches minimum and 0.625 inches maximum
Head Style
flat chamfer
Head Diameter
0.218 inches minimum and 0.226 inches maximum
Head Height
0.134 inches minimum and 0.138 inches maximum
Internal Drive Style
hexagon
Nominal Thread Diameter
0.138 inches
Width Across Flats
0.109 inches nominal
Thread Quantity Per Inch
32
Minimum Tensile Strength
180000 pounds per square inch
Hardness Rating
38.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength
155000 pounds per square inch
Material
steel overall
Surface Treatment
zinc and chromate overall
Surface Treatment Document And Classification
qq-z-325,ty 2 cl 3 fed spec single treatment response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
6 type

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
3176207-A-019 Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-149-2593?
The FSCG of the NSN 5305-01-149-2593 is 5305
Does the NSN 5305-01-149-2593 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-149-2593 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 5305-01-149-2593 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-149-2593 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 5305-01-149-2593 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Thu, Mar 17, 1983

Professional Distribution

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