BACS21S12-20A
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3a nut thread thread class, +0.3926 to 0.3946 inches stud thread thread pitch diameters, 0.518 inches nominal stud thread thread length, right-hand nut thread thread direction, right-hand stud thread thread direction
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a nut thread
- Thread Pitch Diameters
- +0.3926 to 0.3946 inches stud thread
- Thread Direction
- right-hand nut thread
- Thread Direction
- right-hand stud thread
- Thread Length
- 0.518 inches nominal stud thread
- Thread Length
- 0.625 inches nominal nut thread
- Locking Feature
- any acceptable
- Overall Length
- 2.000 inches nominal
- Distance From Serrated Portion To Nut End
- 1.250 inches nominal
- Distance From Serrated Portion To Stud End
- 0.750 inches nominal
- Distance From Serrated Portion To End Of Stud Thread
- 0.231 inches nominal
- Thread Quantity Per Inch
- 14 stud thread
- Thread Quantity Per Inch
- 24 nut thread
- Nominal Thread Size
- 0.375 inches nut thread
- Nominal Thread Size
- 0.438 inches stud thread
- Material
- steel comp 4130
- Material Document And Classification
- mil-s-6758 mil spec single material response
- Surface Treatment
- cadmium overall
- Style Designator
- locked in
- Thread Series Designator
- unf nut thread
- Thread Series Designator
- uns stud thread
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 |
|---|---|
| BACS21S12-20A | Locked in Stud |
| SF121-12SA20A | Locked in Stud |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5307-00-207-5852?
Does NSN 5307-00-207-5852 require demilitarization?
Does NSN 5307-00-207-5852 contain precious materials?
Does NSN 5307-00-207-5852 contain hazardous materials?
When the NSN 5307-00-207-5852 was assigned to the Federal Catalog?
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Pricing
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