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5305-01-420-6146

Find complete technical information, availability, and procurement data for: 5305-01-420-6146

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5305-01-420-6146
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-420-6146
Item Name Code
29294
Assigment Date
10/20/1995 (30 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

right-hand thread direction, flat countersunk head style, 3a thread class, 0.323 inches nominal thread length, 2.808 inches minimum and 2.838 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
0.323 inches nominal
Fastener Length
2.808 inches minimum and 2.838 inches maximum
Head Style
flat countersunk
Head Diameter
0.280 inches minimum and 0.337 inches maximum
Grip Diameter
0.1625 inches minimum and 0.1635 inches maximum
Single Shear Strength
108000 pounds per square inch
Internal Drive Style
torque-set ribbed
Nominal Thread Diameter
0.164 inches
Grip Length
2.490 inches minimum and 2.510 inches maximum
Thread Quantity Per Inch
32
Minimum Tensile Strength
180000 pounds per square inch
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency
navy special project
Material
iron alloy 660 overall
Material Document And Classification
ams 5731 assn std single material response or ams 5737 assn std single material response overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response overall
Thread Series Designator
unjc

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
NAS2832C40T Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-420-6146?
The FSCG of the NSN 5305-01-420-6146 is 5305
Does the NSN 5305-01-420-6146 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-420-6146 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 5305-01-420-6146 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-420-6146 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 5305-01-420-6146 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Fri, Oct 20, 1995

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