5305-01-145-6948

Find complete technical information, availability, and procurement data for: 5305-01-145-6948
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-145-6948

Item Name Code

06657

Assigment Date

01/17/1983 (43 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, 0.208 inches minimum and 0.258 inches maximum thread length, 3a thread class, pan head style, 0.468 inches minimum and 0.498 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: 0.208 inches minimum and 0.258 inches maximum
Fastener Length: 0.468 inches minimum and 0.498 inches maximum
Head Style: pan
Head Diameter: 0.205 inches minimum and 0.219 inches maximum
Head Height: 0.070 inches minimum and 0.080 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 160000 pounds per square inch
Screw Material: iron alloy 660
Screw Material Document And Classification: ams 5731 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1218 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
NAS1218-04E4	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-145-6948?

The FSCG of the NSN 5305-01-145-6948 is 5305

Does the NSN 5305-01-145-6948 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-145-6948 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 5305-01-145-6948 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-145-6948 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 5305-01-145-6948 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Jan 17, 1983