NAS1351-6-20

View detailed technical data, stock status, and sourcing information for: NAS1351-6-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-443-1912

Item Name Code

16282

Assigment Date

04/11/1969 (57 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

right-hand thread direction, flat chamfer head style, 3a thread class, 1.210 inches minimum and 1.250 inches maximum fastener length, 1.127 inches minimum and 1.250 inches maximum thread length

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: 1.127 inches minimum and 1.250 inches maximum
Fastener Length: 1.210 inches minimum and 1.250 inches maximum
Head Style: flat chamfer
Head Diameter: 0.550 inches minimum and 0.562 inches maximum
Head Height: 0.368 inches minimum and 0.375 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.312 inches minimum and 0.316 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 170000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength: 150000 pounds per square inch
Material: steel overall
Thread Series Designator: unrf
Specification/Standard Data: 80205-nas1351 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
NAS1351-6-20	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-443-1912?

The FSCG of the NSN 5305-00-443-1912 is 5305

Does the NSN 5305-00-443-1912 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-443-1912 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 5305-00-443-1912 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-443-1912 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 5305-00-443-1912 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Apr 11, 1969