5305-01-687-6429

Find complete technical information, availability, and procurement data for: 5305-01-687-6429
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-687-6429

Item Name Code

06657

Assigment Date

04/10/2020 (6 years ago)

3a thread class, 1.0 inches nominal fastener length, hexagon head style, 0.923 inches nominal thread 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: 3a
Thread Direction: right-hand
Thread Length: 0.923 inches nominal
Fastener Length: 1.0 inches nominal
Head Style: hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Width Between Flats: 0.367 inches minimum and 0.376 inches maximum
Hole Diameter: 0.046 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum
Part Name Assigned By Controlling Agency: screw, hex head, cruciform recess
Screw Material: steel comp e4340 or steel comp 8740
Screw Material Document And Classification: ams6832 assn std 2nd material response or ams6484 assn std 2nd material response or ams6322 assn std 2nd material response
Screw Surface Treatment: cadmium and chromate
Screw Surface Treatment Document And Classification: qq-p-416,type 2, class 2 fed spec single treatment response
Head Hole Configuration Style: hexagon corners
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1801 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
NAS1801-4D16	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-687-6429?

The FSCG of the NSN 5305-01-687-6429 is 5305

Does the NSN 5305-01-687-6429 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-687-6429 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 5305-01-687-6429 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-687-6429 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 5305-01-687-6429 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Fri, Apr 10, 2020