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47 Captive Screw - Unauthorized Access Prevention Type
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- Volume Discount
[Features]
· Captive screw that reduces the risk of unauthorized access.
· Complies with standards for access restriction: UL1950, IEC950, and EN60950.
· Equipped with a knob with a ratchet mechanism. By turning the knob while pressing it by hand or with a screwdriver, the screw can be tightened. After tightening the screw, even if you turn the knob in the loosening direction, the ratchet mechanism causes it to idle and the screw cannot be loosened. The screw can only be loosened with a screwdriver.
· The knob and screw head can also be finished with a matte black electrostatic coating.
Part Number
Configured Part Number is shown.
Drawing
Pressed-in Style
Flare-in Style
- Screw Protrusion
If P1 is smaller than the panel thickness A, when the screw is not tightened, the tip of the screw will be within the plane of the panel (it will not protrude).
Product Specification
Material and Finish
| - | Pressed-in Style | Flare-in Style |
|---|---|---|
| Knob | Aluminum (6000 series) Not treated (white) | Aluminum (6000 series) Not treated (white) |
| Thread | Steel, hardening Trivalent chromate processing | Steel, hardening Trivalent chromate processing |
| Jaw | Steel, hardening Trivalent chromate processing | Aluminum (6000 series) Not treated (white) |
| Spring | stainless steel (300 series) | stainless steel (300 series) |
| Ratchet section | Steel, hardening black oxide coating (black) | Steel, hardening black oxide coating (black) |
Installation instructions
■ Press-in style
It is recommended that the installation hole be positioned so that its center line is at least ⌀D×1.5 away from the end face of the panel.
■ Flare-in Style
Please refer to the specification table for B dimensions.
By using the dedicated installation jig, secure fixing can be achieved.
The force used to expand the ferrule should be within the range of 1600N to 2500N, depending on the screw size.
Specifications Table
■ Press-in style
| Part number | M | H1 | H2 | A min. | Thread play*1 | P1 | P2 |
|---|---|---|---|---|---|---|---|
| 47-90-321-22 | M4 | 18.5 | 14 | 0.9 | 0.8 | 0.7 | 5.6 |
| 47-91-321-22 | M4 | 18.5 | 14 | 0.9 | 0.8 | 2.3 | 7.2 |
| 47-90-521-22 | M5 | 18.5 | 14 | 0.9 | 0.8 | 0.7 | 5.6 |
| 47-90-521-22 | M5 | 18.5 | 14 | 0.9 | 0.8 | 2.3 | 7.2 |
■ Flare-in Style
| Part number | M | H1 | H2 | A | B*2 | Thread play*1 | L | P1 | P2 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Min. | Max. | |||||||||
| 47-80-322-22 | M4 | 18 | 13 | 1.5 | 3.2 | 0.6 | 0.8 | 1.8 | 1.4 | 6.2 |
| 47-80-324-22 | M4 | 18 | 13 | 3.2 | 4.8 | 1.6 | 0.8 | 3.4 | 3.1 | 7.9 |
| 47-80-522-22 | M5 | 18 | 13 | 1.5 | 3.2 | 0.6 | 0.8 | 1.8 | 1.4 | 6.2 |
| 47-80-524-22 | M5 | 18 | 13 | 3.2 | 4.8 | 1.6 | 0.8 | 3.4 | 3.1 | 7.9 |
*1: This refers to the play of the screw in the radial direction. Indicates the allowable value of misalignment with the female thread side.
*2: For B dimensions, please refer to the flare-in style installation method.
| Part Number |
|---|
| 47-80-322-22 |
| 47-80-324-22 |
| 47-80-522-22 |
| 47-80-524-22 |
| 47-90-321-22 |
| 47-90-521-22 |
| 47-91-321-22 |
| 47-91-521-22 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Nominal of Thread (M) | Length L (mm) | Pitch (mm) |
|---|---|---|---|---|---|---|---|
MYR 52.17 | 1 Piece(s) | Available | 9 Day(s) or more | 4 | 6.2 | 0.7 | |
MYR 52.17 | 1 Piece(s) | Available | 12 Day(s) or more | 4 | 7.9 | 0.7 | |
MYR 52.17 | 1 Piece(s) | Available | 12 Day(s) or more | 5 | 6.2 | 0.8 | |
MYR 52.17 | 1 Piece(s) | Available | 12 Day(s) or more | 5 | 7.9 | 0.8 | |
MYR 52.17 | 1 Piece(s) | Available | 12 Day(s) or more | 4 | 5.6 | 0.7 | |
MYR 52.17 | 1 Piece(s) | Available | 12 Day(s) or more | 5 | 5.6 | 0.8 | |
MYR 52.17 | 1 Piece(s) | Available | 12 Day(s) or more | 4 | 7.2 | 0.7 | |
MYR 52.17 | 1 Piece(s) | Available | 12 Day(s) or more | 5 | 7.2 | 0.8 |
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Basic Information
| Detailed Shape | Knurling | Mounting Hole Shape | Cross Recessed | Material | Steel |
|---|---|---|---|---|---|
| Surface Treatment | Trivalent Chromate | Tip Shape | Cone Point | Basic Shape | Standard (Round) |
| Thread Type | Metric Coarse | Additional Shape | Standard | Sales Unit | Low Quantity (Available beginning with 1 pc.) |
| Application | Standard |
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
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- Brass Knurled Knob (Stepped) / NB-DC
- Brass Knurled Knob (Low Head) NB-G/G-N/GC/GC-N
- 47 Captive Screw - Styled Knob Type
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