BACS21Y18R

View detailed technical data, stock status, and sourcing information for: BACS21Y18R
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-842-5232

Item Name Code

18484

Assigment Date

01/01/1962 (64 years ago)

stud head turnlock stud head style, stud assembly stud assembly style, 0.244 inches minimum and 0.250 inches maximum eyelet outside diameter, 1.052 inches minimum and 1.067 inches maximum distance from engaging member to largest bearing surface of head, 0.298 inches minimum and 0.308 inches maximum diameter

Product Characteristics

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

Diameter: 0.298 inches minimum and 0.308 inches maximum
Turnlock Stud Head Style: stud head
Stud Assembly Style: stud assembly
Distance From Engaging Member To Largest Bearing Surface Of Head: 1.052 inches minimum and 1.067 inches maximum
Eyelet Outside Diameter: 0.244 inches minimum and 0.250 inches maximum
Eyelet Length: 0.322 inches nominal
Material Accommodated Thickness: 0.540 inches minimum and 0.569 inches maximum
Drive Type: cross recess
Stud Head Height: 0.069 inches minimum and 0.076 inches maximum
Material: steel comp 1212 eyelet
Material: steel comp 4037 stud
Material: steel ejector spring
Material: steel pin
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5325-00-550-1736	No Name Available	05/01/1985

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
1126004-18	Turnlock Fastener Stud Assembly
26S8-18	Turnlock Fastener Stud Assembly
26S8-18R	Turnlock Fastener Stud Assembly
BACS21EE18R	Turnlock Fastener Stud Assembly
BACS21Y18R	Turnlock Fastener Stud Assembly
Z00.N7022130018	Turnlock Fastener Stud Assembly

FAQs

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

What is the FSCG of the NSN 5325-00-842-5232?

The FSCG of the NSN 5325-00-842-5232 is 5325

Does the NSN 5325-00-842-5232 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-00-842-5232 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 5325-00-842-5232 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-00-842-5232 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 5325-00-842-5232 was assigned to the Federal Catalog?

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