RBAA144SU19

View detailed technical data, stock status, and sourcing information for: RBAA144SU19
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-018-3063

Item Name Code

27783

Assigment Date

03/25/1976 (50 years ago)

A headed fastener threaded externally on a portion or on the full length of the shank. The head has projections on the underside or periphery, or is otherwise designed to be mechanically pressed and embedded in a metallic panel, or the like. It is securely locked in position by the displaced metal. For items that require locking rings, see bolt, self-locking and stud, locked in. Excludes:insert, screw thread.

0.545 inches nominal head diameter, 0.500 inches nominal nut thread thread length, right-hand nut thread thread direction, 3a nut thread thread class, 0.187 inches nominal head 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 nut thread
Thread Direction: right-hand nut thread
Thread Length: 0.500 inches nominal nut thread
Head Diameter: 0.545 inches nominal
Head Length: 0.187 inches nominal
Locking Feature: self-clinching head
Head Minor Diameter: 0.510 inches nominal
Overall Length: 1.190 inches nominal
Thread Quantity Per Inch: 28 nut thread
Nominal Thread Size: 0.250 inches nut thread
Material: steel comp 303
Surface Treatment: passivate overall
Style Designator: self-locking

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
145-539-9119	Self-Locking Stud
RBA144SU19	Self-Locking Stud
RBAA144SU19	Self-Locking Stud

FAQs

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

What is the FSCG of the NSN 5307-01-018-3063?

The FSCG of the NSN 5307-01-018-3063 is 5307

Does NSN 5307-01-018-3063 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 5307-01-018-3063 contain precious materials?

Precious metal content is unknown

Does NSN 5307-01-018-3063 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 5307-01-018-3063 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Thu, Mar 25, 1976