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5305-01-306-9927

Find complete technical information, availability, and procurement data for: 5305-01-306-9927

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5305-01-306-9927
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-306-9927
Item Name Code
29294
Assigment Date
09/03/1989 (36 years ago)

A metallic headed fastener having internal threads for a portion of the full length. It may have a smooth, hexagon or splined shank with an open or closed end. Is designed to be expanded tightly against the material it is being installed in by means of a special tool. The item must have a specified grip range. The grip range is the thickness of the material the item is being installed in. See also nut (1) self-locking, blind rivet. Excludes:nut (1), sleeve.

right-hand thread direction, 0.378 inches minimum and 0.428 inches maximum thread length, 0.950 inches minimum and 0.980 inches maximum fastener length, 3a thread class, flat countersunk head style

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
0.378 inches minimum and 0.428 inches maximum
Fastener Length
0.950 inches minimum and 0.980 inches maximum
Head Style
flat countersunk
Head Diameter
0.464 inches minimum and 0.507 inches maximum
Grip Diameter
0.2485 inches minimum and 0.2495 inches maximum
Shank Unthreaded Hole Diameter
0.076 inches minimum and 0.086 inches maximum first hole
Internal Drive Style
offset cruciform (torque set)
Nominal Thread Diameter
0.250 inches
Grip Length
0.552 inches minimum and 0.572 inches maximum
Thread Quantity Per Inch
28
Minimum Tensile Strength
160000 pounds per square inch
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Distance From Head Largest Bearing Surface To Shank Hole Center
0.824 inches minimum and 0.874 inches maximum first hole
Material
steel comp 4140 or steel comp e4340 or steel comp 8740 overall
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 overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416 ty2 cl2 fed spec single treatment response overall
Thread Series Designator
unjf
Specification/Standard Data
80205-nas1580 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
NAS1580A4T9D Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-306-9927?
The FSCG of the NSN 5305-01-306-9927 is 5305
Does the NSN 5305-01-306-9927 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-306-9927 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 5305-01-306-9927 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-306-9927 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 5305-01-306-9927 was assigned to the Federal Catalog?
It was assigned 36 years ago, on Sun, Sep 3, 1989

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