M6 Stainless Steel Captive Screws Hex Socket Flat Head Grade 304
Stainless steel captive screw with hex socket flat head and long shaft , a threaded section from end point , thread diameter is bigger than shaft diameter , when captive screw is inserted through object , a female thread hole or a nut is screwed into captive screw .
Items | Description | Remark | Picture | |
Material | Stainless | A2 | | |
Finish / Plating | Polish |
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Hardness | 200 | HV | ||
Color | Natrural |
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Standard | Customzied |
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Dimensions | Thread dia. | M4 | Head dia. | 7 |
Full length | 30 | Head height | 3.0 | |
Pitch | 0.6 | Head socket | NA |
Other materials for captive screws
Carbon steel : Low carbon steel ,medium carbon steel and High carbon steel
Stainless steel : 200 serials ,300 serials , 400 serials
Spring steel : 65Mn ,75Mn
Brass : Lead brass , Tin brass ,Aluminum brass ,
Bronze : Tin bronze , silicon bronze , Beryllium bronze ,Aluminum bronze .
Copper : C1010 ,C1020
Aluminum : 2024 ,5052 ,6061 ,6063 ,7075
Titanium : TC1 ,TC2 ,TC4 ,TC5
1 . Perfect locking performance
Smaller diameter of shaft of captive screw and bigger threaded diameter desgin provides locking purpose
2 . Not easy to be broken
Stainles steel catpve screws are made of stainless steel
3. Quick assembly
4 . Not easy to be rusted
5 . No burrs or scratch .
6 . Strict dimension tolerances
Tips for application
1 . Hole diameter of locked items should be smaller than thread diameter of captive screws .
2 . Full height or length of part have to be within shaft length of captive screws .
3 . Drive captive bolt by a spanner or hex pipe wrench .
Stainless steel captive screws are used to different industrial areas with locking requests .
Normal packing
1. In bulk : Polybag ( 1-5 kgs) and cartons (8-20 kgs ) , 0.01 CBM / CTN
2. Boxes : Box ( 1-3 kgs) and cartons ( 5-15 kgs ) , 0.01 CBM / CTN
3. All cartons to a pallet ( 1X1.2 m )
4. Customized packing | ![]() |
Note : Objects showed in picture are only for reference , not stand for described items .
We manufacture various hardware parts , you can find and click following descriptions to see more items .
Screws
| Various standard and non-standard fastener screws with qualified materials for different applications . |
Nuts and bolts | High tensile strength bolts nuts for engineering projects . |
Washers and spacers | Different materials washers and spacers for mechanical and clectronic parts |
Fastener Pins | Precise mechanical tolerances and good quality for industry . |
Plastic Parts | Customized manufacturing service and top materials for communication and electronics and auto etc . |
Precise testing equipments and tools for hardness , dimensions , corrosion resistance and pass rate etc . our tolerance for tools is up to 0.005 mm . | All products are compliance with RoHS and REACH standards | |
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Note : We are available for customized requests on quality
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Stamping parts with complicated designs , min. tolerances to 0.01mm (0.0004 inch ) , monthly capacity ups to 100 tons .
Availabe material : 1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy . | |
![]() | Precise turning machines and CNC , tolerances are up to 0.01 and 0.008 mm for limitaiton . 5 million pcs monthly capacity .
Availabe material :
1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy .
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Assorted fastener machines to make different screws , bolts , nuts and pins etc . Diameter from M0.8 to M30 . Monthly capacity ups to 300 tons .
Availabe material : 1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy . | ![]() |
Warm Tips
If you are interesting in stainless steel captive screws , please contact us via email or phone , we will get back to you within 12 hours , Thank you !