BACS21Y7R

View detailed technical data, stock status, and sourcing information for: BACS21Y7R
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-995-8345

Item Name Code

18484

Assigment Date

01/01/1962 (64 years ago)

0.480 inches minimum and 0.520 inches maximum diameter, spring securing device type, 0.722 inches minimum and 0.737 inches maximum distance from engaging member to largest bearing surface of head, stud assembly stud assembly style, fillister countersunk turnlock stud head style

Product Characteristics

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

Diameter: 0.480 inches minimum and 0.520 inches maximum
Securing Device Type: spring
Turnlock Stud Head Style: fillister countersunk
Stud Assembly Style: stud assembly
Distance From Engaging Member To Largest Bearing Surface Of Head: 0.722 inches minimum and 0.737 inches maximum
Eyelet Outside Diameter: 0.244 inches minimum and 0.250 inches maximum
Eyelet Length: 0.322 inches nominal
Material Accommodated Thickness: 0.180 inches minimum and 0.239 inches maximum
Drive Type: cross recess
Stud Head Height: 0.440 inches nominal
Material: steel overall
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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-939-2697	No Name Available	02/01/1971
5325-01-310-3416	No Name Available	05/01/1991

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
10086407	Turnlock Fastener Stud Assembly
1126004-7	Turnlock Fastener Stud Assembly
1339AS731-1	Turnlock Fastener Stud Assembly
26S8-7	Turnlock Fastener Stud Assembly
417608	Turnlock Fastener Stud Assembly
50083594-001	Turnlock Fastener Stud Assembly
BACS21EE7R	Turnlock Fastener Stud Assembly
BACS21Y7R	Turnlock Fastener Stud Assembly
HS4431-7	Turnlock Fastener Stud Assembly

FAQs

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

What is the FSCG of the NSN 5325-00-995-8345?

The FSCG of the NSN 5325-00-995-8345 is 5325

Does the NSN 5325-00-995-8345 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-00-995-8345 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 5325-00-995-8345 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-995-8345 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 5325-00-995-8345 was assigned to the Federal Catalog?

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