3176210-C-278

View detailed technical data, stock status, and sourcing information for: 3176210-C-278
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-096-6165

Item Name Code

16282

Assigment Date

06/25/1980 (46 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

1.000 inches nominal thread length, hexagon head style, 2a thread class, 1.000 inches nominal fastener length, 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: 2a
Thread Direction: right-hand
Thread Length: 1.000 inches nominal
Fastener Length: 1.000 inches nominal
Head Style: hexagon
Head Height: 0.378 inches minimum and 0.403 inches maximum
Width Between Flats: 0.922 inches minimum and 0.938 inches maximum
Locking Feature: patch threads
Internal Drive Style: w/o internal drive
Nominal Thread Diameter: 0.625 inches
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 60000 pounds per square inch
Hardness Rating: 149.0 brinell standard minimum and 241.0 brinell standard maximum overall
Special Features: critical item hydrogen embrittlement relief required
Material: steel overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: qq-z-325,type 2,class 3 fed spec single treatment response overall
Thread Series Designator: unf

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
3176210-C-278	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-096-6165?

The FSCG of the NSN 5305-01-096-6165 is 5305

Does the NSN 5305-01-096-6165 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-096-6165 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 5305-01-096-6165 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-096-6165 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 5305-01-096-6165 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Wed, Jun 25, 1980