18536R1

View detailed technical data, stock status, and sourcing information for: 18536R1
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part 18536R1 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-103-8140

Item Name Code

29725

Assigment Date

06/14/1968 (58 years ago)

"a nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe" feature in critical applications. Excludes:nut (1), self-locking, slotted, hexagon."

right-hand thread direction, prevailing torque with nonmetallic insert locking feature, castellated, hexagon nut style, 0.391 inches nominal nut height, 3n thread class

Product Characteristics

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

Thread Class: 3n
Thread Direction: right-hand
Locking Feature: prevailing torque with nonmetallic insert
Nut Style: castellated, hexagon
Nut Height: 0.391 inches nominal
Width Across Flats: 0.930 inches nominal
Thread Series: unf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.625 inches
Bearing Surface Type: chamfered
Material: plastic locking insert
Material: steel nut

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
18536R1	Nut,self-Locking,castellated,hex
19263R1	Nut,self-Locking,castellated,hex

FAQs

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

What is the FSCG of the NSN 5310-00-103-8140?

The FSCG of the NSN 5310-00-103-8140 is 5310

Does the NSN 5310-00-103-8140 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-103-8140 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 5310-00-103-8140 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-103-8140 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 5310-00-103-8140 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Jun 14, 1968