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A441031C150

View detailed technical data, stock status, and sourcing information for: A441031C150

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A441031C150
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-983-6623
Item Name Code
16282
Assigment Date
01/01/1962 (64 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

right-hand thread direction, flat chamfer head style, 1.349 inches minimum and 1.500 inches maximum thread length, 3a thread class, 1.460 inches minimum and 1.500 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
1.349 inches minimum and 1.500 inches maximum
Fastener Length
1.460 inches minimum and 1.500 inches maximum
Head Style
flat chamfer
Head Diameter
0.457 inches minimum and 0.468 inches maximum
Head Height
0.306 inches minimum and 0.312 inches maximum
Internal Drive Style
hexagon
Nominal Thread Diameter
0.312 inches
Width Across Flats
0.250 inches minimum and 0.253 inches maximum
Thread Quantity Per Inch
18
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
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416 ty 2 cl 3 fed spec single treatment response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
6 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-273-5254 No Name Available 07/01/1986
5305-00-421-7753 No Name Available 10/01/1990
5305-00-725-3885 No Name Available 11/05/1969
5305-00-838-1175 No Name Available 01/01/1983

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
10390319 Socket Head Cap Screw
1459-231 Socket Head Cap Screw
5305009836623 Socket Head Cap Screw
5305PL0778478 Socket Head Cap Screw
A441031C150 Socket Head Cap Screw
E153D001 ITEM 22 Socket Head Cap Screw
MS16997-82 Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-983-6623?
The FSCG of the NSN 5305-00-983-6623 is 5305
Does the NSN 5305-00-983-6623 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-983-6623 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 5305-00-983-6623 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-983-6623 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 5305-00-983-6623 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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