5305-01-416-5478

Find complete technical information, availability, and procurement data for: 5305-01-416-5478
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-416-5478

Item Name Code

16282

Assigment Date

07/21/1995 (31 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.

3a thread class, right-hand thread direction, 0.500 inches nominal fastener length, flat chamfer head style, 0.500 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: 0.500 inches minimum
Fastener Length: 0.500 inches nominal
Head Style: flat chamfer
Head Diameter: 0.365 inches minimum and 0.375 inches maximum
Head Height: 0.244 inches minimum and 0.250 inches maximum
Locking Feature: strip threads
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.187 inches minimum and 0.190 inches maximum
Thread Quantity Per Inch: 20
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
Thread Series Designator: unrc
Specification/Standard Data: 80205-nas1352 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
1135E39FN29	Socket Head Cap Screw
NAS1352N4LL8	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-416-5478?

The FSCG of the NSN 5305-01-416-5478 is 5305

Does the NSN 5305-01-416-5478 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-416-5478 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 5305-01-416-5478 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-416-5478 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 5305-01-416-5478 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Jul 21, 1995