5305-00-498-2819

Find complete technical information, availability, and procurement data for: 5305-00-498-2819
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-498-2819

Item Name Code

29294

Assigment Date

10/17/1969 (56 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.

3a thread class, right-hand thread direction, 0.490 inches minimum and 0.530 inches maximum thread length, 0.910 inches minimum and 0.930 inches maximum fastener length, flat countersunk 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: 0.490 inches minimum and 0.530 inches maximum
Fastener Length: 0.910 inches minimum and 0.930 inches maximum
Head Style: flat countersunk
Head Diameter: 0.492 inches minimum and 0.512 inches maximum
Grip Diameter: 0.2483 inches minimum and 0.2492 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.400 inches minimum and 0.420 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 220000 pounds per square inch
Hardness Rating: 46.0 rockwell c minimum and 50.0 rockwell c maximum overall
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Special Features: hexagon socket in thd 0.1270 in. min,0.1295 in. max width across flats,0.775 in. min,0.815 in. max lg from bearing surface of head
Material: steel comp h11 overall
Material Document And Classification: ams6485 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: nas 672 assn std 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
C3606-9	Close Tolerance Screw
HR112-4-9	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-498-2819?

The FSCG of the NSN 5305-00-498-2819 is 5305

Does the NSN 5305-00-498-2819 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-498-2819 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 5305-00-498-2819 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-498-2819 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 5305-00-498-2819 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Oct 17, 1969