BACS21X10W
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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.
stud assembly stud assembly style, flat countersunk wing turnlock stud head style, 0.850 inches minimum and 0.890 inches maximum head length, 0.341 inches minimum and 0.348 inches maximum eyelet outside diameter, 0.693 inches minimum and 0.708 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.
- Head Length
- 0.850 inches minimum and 0.890 inches maximum
- Turnlock Stud Head Style
- flat countersunk wing
- Stud Assembly Style
- stud assembly
- Distance From Engaging Member To Largest Bearing Surface Of Head
- 0.693 inches minimum and 0.708 inches maximum
- Eyelet Outside Diameter
- 0.341 inches minimum and 0.348 inches maximum
- Eyelet Length
- 0.412 inches minimum and 0.427 inches maximum
- Material Accommodated Thickness
- 0.321 inches minimum and 0.350 inches maximum
- Stud Head Height
- 0.510 inches minimum and 0.570 inches maximum
- Material
- steel comp 1009 or steel comp 1050 or steel eyelet
- Material
- steel comp 1009 head
- Material
- steel comp 4037 stud
- Material
- steel ejector spring
- Material
- steel pin
- Material Document And Classification
- qq-p-624 fed spec single material response stud
- Material Document And Classification
- qq-s-698 fed spec 1st material response and qq-s-634 fed spec 2nd material response and qq-s-637 fed spec 3rd material response and comp 81112 assn std 3rd material response eyelet
- Material Document And Classification
- qq-s-698 fed spec single material response head
- Material Document And Classification
- qq-w-470 fed spec single material response ejector spring
- Material Document And Classification
- qq-w-470 fed spec single material response pin
- Surface Treatment
- cadmium or chromate overall
- Surface Treatment Document And Classification
- qq-p-416,ty 2 cl 2 fed spec all treatment responses overall
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5325-00-883-4555 | No Name Available | 07/25/1966 |
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 |
|---|---|
| 1142007-10 | Turnlock Fastener Stud Assembly |
| 4002-10W | Turnlock Fastener Stud Assembly |
| 7613186 | Turnlock Fastener Stud Assembly |
| BACS21ED10W | Turnlock Fastener Stud Assembly |
| BACS21X10W | Turnlock Fastener Stud Assembly |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5325-00-298-7004?
Does the NSN 5325-00-298-7004 have a Schedule B code assigned?
Does NSN 5325-00-298-7004 require demilitarization?
Does NSN 5325-00-298-7004 contain precious materials?
Does NSN 5325-00-298-7004 contain hazardous materials?
When the NSN 5325-00-298-7004 was assigned to the Federal Catalog?
Professional Distribution
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Pricing
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