5305-00-178-0380

Find complete technical information, availability, and procurement data for: 5305-00-178-0380
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-178-0380

Item Name Code

06657

Assigment Date

02/18/1973 (53 years ago)

2a thread class, right-hand thread direction, 1.876 inches minimum and 2.000 inches maximum thread length, 1.938 inches minimum and 2.000 inches maximum fastener length, fillister 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: 2a
Thread Direction: right-hand
Thread Length: 1.876 inches minimum and 2.000 inches maximum
Fastener Length: 1.938 inches minimum and 2.000 inches maximum
Head Style: fillister
Head Diameter: 0.250 inches minimum and 0.270 inches maximum
Head Height: 0.102 inches minimum and 0.113 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Screw Material: copper alloy
Screw Material Document And Classification: qq-w-321 fed spec single material response
Screw Surface Treatment: nickel
Screw Surface Treatment Document And Classification: qq-n-290 class 1 grade f fed spec single treatment response
Thread Series Designator: unc

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
2074014-2316	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-178-0380?

The FSCG of the NSN 5305-00-178-0380 is 5305

Does the NSN 5305-00-178-0380 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-178-0380 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 5305-00-178-0380 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-178-0380 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 5305-00-178-0380 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Feb 18, 1973