NAS1351N3H20P

View detailed technical data, stock status, and sourcing information for: NAS1351N3H20P
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-687-4808

Item Name Code

06657

Assigment Date

04/03/2020 (6 years ago)

1.250 inches nominal fastener length, 0.875 inches minimum thread length, right-hand thread direction, 3a thread class, 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: 3a
Thread Direction: right-hand
Thread Length: 0.875 inches minimum
Fastener Length: 1.250 inches nominal
Head Style: fillister
Head Diameter: 0.303 inches minimum and 0.312 inches maximum
Head Height: 0.185 inches minimum and 0.190 inches maximum
Hole Diameter: 0.044 inches minimum and 0.050 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.1900 inches
Width Across Flats: 0.156 inches nominal
Hole Type: drilled
Thread Quantity Per Inch: 32
Screw Material: steel
Screw Material Document And Classification: ams5731 national spec single material response or ams5737 national spec single material response and ff-s-86 fed std all material responses and nas1351 national spec all material responses
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: ams-qq-p-416, type ii class 2 national spec single treatment response
Special Features: minimum breaking strength (lbf): 3200.0 nominal. head will have (6) drilled holes spaced 60 degrees
Thread Series Designator: unrf

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
NAS1351N3H20P	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-687-4808?

The FSCG of the NSN 5305-01-687-4808 is 5305

Does the NSN 5305-01-687-4808 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-687-4808 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 5305-01-687-4808 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-687-4808 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 5305-01-687-4808 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Fri, Apr 3, 2020