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Ultra Low Cross Recessed Flat Head Screws【50 Pieces Per Package】 (Part Numbers)
- Volume Discount
- Economy series Ultra Low Cross Recessed Flat Head Screws
- Part number for series including of C-CBSAR
- Basic Shape: Standard (Round)
- Head Shape : Ultra Low Head.
- Mounting Hole Shape: (+)Phillips or Cross recessed flat head.
- Bolt Material: Steel SCM435 Equivalent
- Surface Treatment: Trivalent Chromate Treatment.
- Nominal Thread (M): 2, 2.5, 3, 4 and 5.
- Hardness: 32~ 39 HRC
- Strength: 10.9
- Head Strength: 5.8
- Sales unit: Pack (the quantity = 50 Pcs/Pack)
Part Number
Configured Part Number is shown.
C-CBSAR2.5-5
Economy Ultra Low Cross Recessed Flat Head Screws
- Ultra-low head profile minimizes space usage, perfect for compact and tight-fit applications.
- Cross recessed flat head allows for better torque application and reduces the risk of slippage during installation.
- Made from SCM435 steel with a strength class of 10.9 and head strength of 5.8, ensuring reliable performance.
- Available in various lengths and thread sizes to meet specific design requirements and enhance versatility.
- All models are in stock with same-day shipping, so you get your screws when you need them.
MISUMI Standard
Cheaper Price
Product Variety
3D CAD Support
Product Overview of Space Saving Bolts
Due to its thinner head, it can also be used to fix the appearance panel, more beautiful than standard bolts.
Product Feature of Space Saving Bolts
Feature of Space Saving Bolts 2: The thickness of the screw head is larger than that of standard screws, which can save a lot of space and reduce weight. It is mainly used in some small equipment that have high requirements on space or require lightweight.
Feature of Space Saving Bolts 3: The material is SCM435 and the heat treatment for thread strength is grade 10.9. The head is very thin, but the head strength grade can reach 5.8.
Feature of Space Saving Bolts 4: According to the actual design needs, the thread length can be freely specified in the range.
Feature of Space Saving Bolts 5: All models are in stock, allowing same-day shipment.
Dimensional Drawing of Space Saving Bolts
Specifications Overview of Space Saving Bolts
| TYPE |  Material of Space Saving Bolts | Hardness |  Surface Treatment | Strength | Head Strength | |
| C-CBSAR | SCM435 equivalent | 32 to 39HRC | Trivalent Chromate Treatment | 10.9 | 5.8 | |
Example Use of Space Saving Bolts
Stackable workpiece fixture.
Mechanism function of Space Saving Bolts:
Fixture used to fix the workpiece before the bonding material is hardened.
Role of ultra short head hex socket bolts:
After the ultra short head hex socket bolts are used, the four points can be in a plane, and the thickness of the bolt head is thinner, which saves counterbore space and allows stacking on top.
Application Industries of Space Saving Bolts
| Electronic & Electrical Appliances | Smart phone | Medical | ||
 |  |  | ||
| Robotics | Semiconductor | Lithium battery | ||
 |  |  |
Precautions of Space Saving Bolts
② Surface treatment is trivalent white zinc plating, which may have slight difference in color depending on the batch.
③ The cross hole needs to be tightened after being pressed vertically, otherwise it is easy to cause slippage.
Related Products of Space Saving Bolts
| Ultra-low head bolt Hex socket on head | Round Post | Hex Post | ||
 |  |  | ||
| Typical Space Saving Bolts model: CBSTS3-6 | Typical Space Saving Bolts model: PETGR10-150 | Typical Space Saving Bolts model: LSBRK13-100 | ||
| Advantages of Space Saving Bolts: space saving, sufficient stock | Advantages of Space Saving Bolts: easy to mount, suitable for tight spaces | Advantages of Space Saving Bolts: easy to mount, suitable for tight spaces |
Specification Table of Space Saving Bolts
to 
. | Part Number (Type· M) | － | L | |
| C-CBSAR3 | － | 6 |
| Part Number | L Selection | M×P | A | E | r | e (max) | PH | |||||||
| Type | M | |||||||||||||
| C-CBSAR | 2 | 3 | 4 | 5 | 6 | 2×0.4 | 4 | 0.5 | Above 0.1 | 0.4 | PH#0 | |||
| 2.5 | 3 | 4 | 5 | 6 | 2.5×0.45 | 5 | 0.6 | 0.7 | PH#1 | |||||
| 3 | 5 | 6 | 8 | 10 | 3×0.5 | 6 | 0.8 | 0.7 | PH#1 | |||||
| 4 | 5 | 6 | 8 | 10 | 12 | 4×0.7 | 8 | 0.9 | Above 0.2 | 0.7 | PH#2 | |||
| 5 | 6 | 8 | 10 | 12 | 5×0.8 | 9 | 1 | 1.0 | PH#2 | |||||
Part Number
CAD Data download and 3D preview are not available because the part number has not yet been determined.
- *In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
- Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.
Basic Information
| Detailed Shape | Ultra Low Head | Mounting Hole Shape | Phillips | Material | SCM435 Equivalent |
|---|---|---|---|---|---|
| Basic Shape | Standard (Round) | Thread Type | Metric, Coarse | Application | Standard |
Please check the type/dimensions/specifications of the part C-CBSAR2.5-5 in the Ultra Low Cross Recessed Flat Head Screws series.
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Frequently asked question (FAQ)
- Question: What are the types of space-saving bolts?
- Answer: Mainly divided into low head bolts and ultra low head bolts, according to the thickness of the bolt head. Among them, the thinnest head is only 1mm thick, which can save up to 80% of the space compared to standard bolts (5mm).
- Question: What are the types of ultra low head bolts?
- Answer: Mainly divided into hex socket type, hex head type and star hole type, according to the different installation methods. For the matching wrenches required for tightening the hex socket type and star hole type, refer to Matching Wrenches.
- Question: Which parts and components sold by MISUMI are generally used for ultra low head bolts?
- Answer: Recommended for use with hex posts, round posts and linear guide shafts.
- Question: What is the strength class of the ultra low head bolt?
- Answer: The product strength of SCM435 (equivalent) is classified as 12.9.
Products like this...
| Part Number |
|---|
| C-CBSAR2-6 |
| C-CBSAR2.5-3 |
| C-CBSAR2.5-4 |
| C-CBSAR2.5-6 |
| C-CBSAR3-10 |
| C-CBSAR3-5 |
| Part Number | Standard Unit Price | Number of pc(s). included in pkg. | Minimum order quantity | Volume Discount | Days to Ship | Nominal of Thread (M) | Length L (mm) |
|---|---|---|---|---|---|---|---|
MYR 24.82 | 50 Pieces Per Package | 1 Pack(s) | Available | 1 Day(s) | 2 | 6 | |
MYR 23.96 | 50 Pieces Per Package | 1 Pack(s) | Available | 1 Day(s) | 2.5 | 3 | |
MYR 24.80 | 50 Pieces Per Package | 1 Pack(s) | Available | 1 Day(s) | 2.5 | 4 | |
MYR 24.82 | 50 Pieces Per Package | 1 Pack(s) | Available | 1 Day(s) | 2.5 | 6 | |
MYR 22.19 | 50 Pieces Per Package | 1 Pack(s) | Available | 1 Day(s) | 3 | 10 | |
MYR 21.35 | 50 Pieces Per Package | 1 Pack(s) | Available | 1 Day(s) | 3 | 5 |
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