347B1

View detailed technical data, stock status, and sourcing information for: 347B1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-752-1692

Item Name Code

01847

Assigment Date

01/01/1962 (64 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.

1.365 inches minimum and 1.385 inches maximum fastener length, hexagon head style, 3a thread class, right-hand thread direction, 1.000 inches minimum 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: 1.000 inches minimum
Fastener Length: 1.365 inches minimum and 1.385 inches maximum
Head Style: hexagon
Head Height: 0.459 inches minimum and 0.479 inches maximum
Width Between Flats: 0.865 inches minimum and 0.885 inches maximum
Nominal Thread Diameter: 0.562 inches
Grip Length: 0.365 inches minimum and 0.385 inches maximum
Features Provided: finished head
Thread Quantity Per Inch: 12
Material: steel overall
Thread Series Designator: unc

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
10X547	Machine Bolt
213766	Machine Bolt
347B1	Machine Bolt
5306007521692	Machine Bolt
7521692	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-752-1692?

The FSCG of the NSN 5306-00-752-1692 is 5306

Does the NSN 5306-00-752-1692 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-752-1692 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 5306-00-752-1692 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-752-1692 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 5306-00-752-1692 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962