AN179CH30

View detailed technical data, stock status, and sourcing information for: AN179CH30
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-281-8496

Item Name Code

27851

Assigment Date

01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.865 inches minimum and 0.877 inches maximum width between flats, 0.141 inches nominal first hole shank unthreaded hole diameter, 0.562 inches nominal thread diameter, spec item end item identification, 0.070 inches nominal hole diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Width Between Flats: 0.865 inches minimum and 0.877 inches maximum
Hole Diameter: 0.070 inches nominal
Shank Unthreaded Hole Diameter: 0.141 inches nominal first hole
End Item Identification: spec item
Nominal Thread Diameter: 0.562 inches
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Distance From Head Largest Bearing Surface To Shank Hole Center: 2.890 inches minimum and 2.922 inches maximum first hole
Surface Finish: 250.0 microinches top of head
Material Document And Classification: mil-s-18732 mil spec single material response overall

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
AN179CH30	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-281-8496?

The FSCG of the NSN 5306-00-281-8496 is 5306

Does NSN 5306-00-281-8496 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 5306-00-281-8496 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-281-8496 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 5306-00-281-8496 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963