5305-01-265-1179

Find complete technical information, availability, and procurement data for: 5305-01-265-1179
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-265-1179

Item Name Code

16282

Assigment Date

10/10/1987 (38 years ago)

3a thread class, 0.772 inches minimum and 0.802 inches maximum fastener length, 0.661 inches minimum thread length, flat countersunk head style, right-hand thread direction

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: 0.661 inches minimum
Fastener Length: 0.772 inches minimum and 0.802 inches maximum
Head Style: flat countersunk
Head Diameter: 0.600 inches minimum and 0.656 inches maximum
Locking Feature: patch threads
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.312 inches
Width Across Flats: 0.188 inches nominal
Thread Quantity Per Inch: 18
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Countersink Angle: 80.0 degrees minimum and 84.0 degrees maximum
Material: plastic locking feature
Material: steel fastener
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-291-0146	No Name Available	08/01/1992

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
170A779-036	Socket Head Cap Screw
170A779P36	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-265-1179?

The FSCG of the NSN 5305-01-265-1179 is 5305

Does the NSN 5305-01-265-1179 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-265-1179 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 5305-01-265-1179 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-265-1179 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 5305-01-265-1179 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sat, Oct 10, 1987