NAS1351-7H20P

View detailed technical data, stock status, and sourcing information for: NAS1351-7H20P
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-142-4759

Item Name Code

16282

Assigment Date

11/17/1982 (43 years ago)

A clamp designed to surround other item(s) such as cable(s), conduit(s), pipe(s), hose(s), or tube(s), and to fasten together or to another object or structure. Includes straight flexible items. For items specifically designed to clamp a hose to a connection to prevent leakage, see clamp, hose. See also hanger, pipe and clip, spring tension. For retaining straps with a bridge, see strap, retaining. Excludes:clamp, electrical; band, retaining; clamp (1), c; bracket pipe.

1.090 inches minimum and 1.250 inches maximum thread length, 1.190 inches minimum and 1.250 inches maximum fastener length, flat chamfer head style, 3a thread class, 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: 1.090 inches minimum and 1.250 inches maximum
Fastener Length: 1.190 inches minimum and 1.250 inches maximum
Head Style: flat chamfer
Head Diameter: 0.642 inches minimum and 0.656 inches maximum
Head Height: 0.430 inches minimum and 0.438 inches maximum
Hole Diameter: 0.061 inches minimum and 0.067 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.438 inches
Width Across Flats: 0.375 inches minimum and 0.379 inches maximum
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 170000 pounds per square inch
Hardness Rating: 38.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength: 150000 pounds per square inch
Hole Configuration Style: round internal hexagon
Material: steel overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 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
02-034020	Socket Head Cap Screw
NAS1351-7H20P	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-142-4759?

The FSCG of the NSN 5305-01-142-4759 is 5305

Does the NSN 5305-01-142-4759 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-142-4759 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 5305-01-142-4759 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-142-4759 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 5305-01-142-4759 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Wed, Nov 17, 1982