2738-8-1AB

View detailed technical data, stock status, and sourcing information for: 2738-8-1AB
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-859-3778

Item Name Code

18484

Assigment Date

01/01/1963 (63 years ago)

A stud, turnlock fastener over which may be assembled an eyelet, turnlock fastener. Stud(s) without cam slots or cam lead threads are provided with a crosspin or eared nut for locking with the mating receptacle, turnlock fastener. May be spring loaded. For like items having a threaded fastener, see screw assembly, panel or screw, panel fastener.

0.390 inches nominal diameter, 0.685 inches nominal distance from engaging member to largest bearing surface of head, flat countersunk turnlock stud head style, washer securing device type, stud assembly stud assembly style

Product Characteristics

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

Diameter: 0.390 inches nominal
Securing Device Type: washer
Turnlock Stud Head Style: flat countersunk
Stud Assembly Style: stud assembly
Distance From Engaging Member To Largest Bearing Surface Of Head: 0.685 inches nominal
Eyelet Outside Diameter: 0.247 inches nominal
Eyelet Length: 0.328 inches nominal
Material Accommodated Thickness: 0.240 inches minimum and 0.269 inches maximum
Drive Type: cross recess
Special Features: torq set recess head
Material: steel comp 4037 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
1127008-8	Turnlock Fastener Stud Assembly
2738-8-1AB	Turnlock Fastener Stud Assembly
27S8-8-1AB	Turnlock Fastener Stud Assembly

FAQs

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

What is the FSCG of the NSN 5325-00-859-3778?

The FSCG of the NSN 5325-00-859-3778 is 5325

Does the NSN 5325-00-859-3778 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-00-859-3778 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 5325-00-859-3778 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-859-3778 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 5325-00-859-3778 was assigned to the Federal Catalog?

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