5305-00-687-7141

Find complete technical information, availability, and procurement data for: 5305-00-687-7141
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-687-7141

Item Name Code

22846

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 3a thread class, 0.438 inches minimum thread length, 1.188 inches nominal fastener length, flat chamfer 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: 3a
Thread Direction: right-hand
Thread Length: 0.438 inches minimum
Fastener Length: 1.188 inches nominal
Head Style: flat chamfer
Head Diameter: 0.438 inches nominal
Head Height: 0.219 inches nominal
Shoulder Diameter: 0.310 inches minimum and 0.312 inches maximum first shoulder
Shoulder Length: 0.745 inches minimum and 0.755 inches maximum first shoulder
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.156 inches nominal
Thread Quantity Per Inch: 20
Hardness Rating: 37.0 rockwell c minimum and 43.0 rockwell c maximum overall
Shoulder Shape: round first shoulder
Special Features: nylon pellet insert in thd
Material: steel comp 4037 overall
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
1655926PC1	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-00-687-7141?

The FSCG of the NSN 5305-00-687-7141 is 5305

Does the NSN 5305-00-687-7141 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-687-7141 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 5305-00-687-7141 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-687-7141 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 5305-00-687-7141 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963