BACS21Y1R

View detailed technical data, stock status, and sourcing information for: BACS21Y1R
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-797-3002

Item Name Code

18484

Assigment Date

01/01/1962 (64 years ago)

0.251 inches minimum and 0.256 inches maximum diameter, 0.244 inches minimum and 0.250 inches maximum eyelet outside diameter, stud assembly stud assembly style, flat fillister turnlock stud head style, 0.542 inches minimum and 0.557 inches maximum distance from engaging member to largest bearing surface of head

Product Characteristics

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

Diameter: 0.251 inches minimum and 0.256 inches maximum
Turnlock Stud Head Style: flat fillister
Stud Assembly Style: stud assembly
Distance From Engaging Member To Largest Bearing Surface Of Head: 0.542 inches minimum and 0.557 inches maximum
Eyelet Outside Diameter: 0.244 inches minimum and 0.250 inches maximum
Eyelet Length: 0.322 inches nominal
Material Accommodated Thickness: 0.030 inches minimum and 0.419 inches maximum
Drive Type: cross recess
Stud Head Height: 0.069 inches minimum and 0.076 inches maximum
Material: steel overall
Surface Treatment: cadmium overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5325-01-433-9370	No Name Available	11/01/2002

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
10331375	Turnlock Fastener Stud Assembly
10331395	Turnlock Fastener Stud Assembly
1126004-1	Turnlock Fastener Stud Assembly
26S8-1	Turnlock Fastener Stud Assembly
26S8-1AC	Turnlock Fastener Stud Assembly
3D0063-1AC	Turnlock Fastener Stud Assembly
BACS21Y1R	Turnlock Fastener Stud Assembly
HK26BC-1	Turnlock Fastener Stud Assembly

FAQs

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

What is the FSCG of the NSN 5325-00-797-3002?

The FSCG of the NSN 5325-00-797-3002 is 5325

Does the NSN 5325-00-797-3002 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-00-797-3002 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 5325-00-797-3002 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-00-797-3002 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 5325-00-797-3002 was assigned to the Federal Catalog?

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