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5305-01-111-9420

Find complete technical information, availability, and procurement data for: 5305-01-111-9420

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5305-01-111-9420
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-111-9420
Item Name Code
16282
Assigment Date
04/24/1981 (45 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, 2.440 inches minimum and 2.500 inches maximum fastener length, 1.375 inches minimum thread 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
1.375 inches minimum
Fastener Length
2.440 inches minimum and 2.500 inches maximum
Head Style
flat chamfer
Head Diameter
0.642 inches minimum and 0.656 inches maximum
Head Height
0.430 inches minimum and 0.437 inches maximum
Internal Drive Style
hexagon
Nominal Thread Diameter
0.438 inches
Width Across Flats
0.375 inches minimum and 0.379 inches maximum
Thread Quantity Per Inch
20
Minimum Tensile Strength
170000 pounds per square inch
Hardness Rating
38.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength
150000 pounds per square inch
Material
steel overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,type 2,class 3 fed spec single treatment response overall
Thread Series Designator
unrf
Specification/Standard Data
80205-nas1351 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-274-2613 No Name Available 03/29/1996

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
NAS1351-7-40P Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-111-9420?
The FSCG of the NSN 5305-01-111-9420 is 5305
Does the NSN 5305-01-111-9420 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-111-9420 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 5305-01-111-9420 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-111-9420 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 5305-01-111-9420 was assigned to the Federal Catalog?
It was assigned 45 years ago, on Fri, Apr 24, 1981

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