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5305-01-120-5523

Find complete technical information, availability, and procurement data for: 5305-01-120-5523

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5305-01-120-5523
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-120-5523
Item Name Code
06657
Assigment Date
10/21/1981 (44 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, splined or smoothed, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

1.758 inches minimum and 1.880 inches maximum thread length, right-hand thread direction, 3a thread class, pan head style, 1.820 inches minimum and 1.880 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
1.758 inches minimum and 1.880 inches maximum
Fastener Length
1.820 inches minimum and 1.880 inches maximum
Head Style
pan
Head Diameter
0.357 inches minimum and 0.373 inches maximum
Head Height
0.122 inches minimum and 0.133 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.190 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c minimum and 40.0 rockwell c maximum
Screw Material
steel comp 4140 or steel comp e4340 or steel comp 8740
Screw Material Document And Classification
mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6049 mil spec 3rd material response
Screw Surface Treatment
cadmium and chromate
Screw Surface Treatment Document And Classification
qq-p-416 type 2 class 2 fed spec single treatment response
Color
black
Thread Series Designator
unjf
Specification/Standard Data
80205-nas603 professional/industrial association standard

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
NAS603-30 Machine Screw
NAS603-30B Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-120-5523?
The FSCG of the NSN 5305-01-120-5523 is 5305
Does the NSN 5305-01-120-5523 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-120-5523 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 5305-01-120-5523 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-120-5523 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 5305-01-120-5523 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Wed, Oct 21, 1981

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