18091B-B-0440-14A

View detailed technical data, stock status, and sourcing information for: 18091B-B-0440-14A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-518-5537

Item Name Code

01861

Assigment Date

03/16/2004 (22 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.

copper alloy overall material, 0.166 inches nominal pilot diameter, 0.250 inches nominal nut height, 0.105 inches nominal pilot length, 0.219 inches nominal nut diameter

Product Characteristics

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

Pilot Diameter: 0.166 inches nominal
Pilot Length: 0.105 inches nominal
Nut Diameter: 0.219 inches nominal
Nut Height: 0.250 inches nominal
Material: copper alloy overall
Surface Treatment: tin 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
18091B-B-0440-14A	Spline Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-518-5537?

The FSCG of the NSN 5310-01-518-5537 is 5310

Does the NSN 5310-01-518-5537 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-01-518-5537 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 5310-01-518-5537 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-518-5537 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 5310-01-518-5537 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Tue, Mar 16, 2004