Can't find what you are looking for ? - then please let us know by e mail  or give us a call and we'll do our best to help

UNF Cap Screws

Up Miniature Cap Screws H.T Steel Cap Screws Low Head Cap Screws Stainless Steel Cap Screws UNC Cap Screws Stainless Steel UNC Cap Screws UNF Cap Screws Stainless Steel UNF Cap Screws BA Cap Screws BSW Cap Screws Cap Screw Boxed Kits HT Button heads HT Flanged Button Heads Stainless Button Heads Stainless Flanged Button Heads UNC Button Heads Stainless UNC Button Heads UNF Steel Button Heads Stainless UNF Button Heads HT Metric Countersunks Stainless Metric Countersunks UNC HT Countersunks Stainless UNC Countersunks UNF HT Countersunks

New Feature!

 

Please click here for
further information
 

 
You are here - Home > Fixings > Socket Screws > UNF Steel Cap Screws
 

On this page you will find our current range of No 0, No 3, No 4, No5, No 6, No 8, No10 and 1/4 UNF socket cap screws.

UNF = Unified Fine thread

UNC and UNF threads are designated with a size ref followed by the number of  threads per inch

i.e. 0-80 = No 0 size with 80 threads per inch, 4-48 = No 4 size with 48 threads per inch

Not sure what thread you need?
For more data on UNC, UNF and many other types of thread - please click here
To go to our UNC range, please click here.

UNF screws are primarily sized in inches, but metric equivalents are given (to 2 decimal places).
Socket sizes are stated in millimetres (imperial sizes have been converted to metric).

Click here to go to our thread data page

For a guide to suitable washers, please scroll to the bottom of the page or click here

To order, click on the button alongside the item of your choice. You can select the quantity on the order form (default is 1).
To continue ordering other items, use the 'Continue Shopping' button on the order form.
If you need a key, click on the symbol in the tables below and you will be taken to the allen key and ball driver page.
Tools and ancillary items for each size are also listed at the bottom of each size section.
All dimensions are in millimetres.
Please note that the overall shank length is the measurement from the underside of the head to the end of the screw shank.

 

Please scroll down this page to the thread size you require, or click on the links below
0 UNF
(0-80)		   3 UNF
(3-56)		   4 UNF
(4-48)		   5 UNF
(5-44)		   6 UNF
(6-40)		   8 UNF
(8-36)		   10 UNF
(10-32)		   1/4 UNF
(1/4-28)

All prices include 20% VAT  Click here for details

UNF Socket Cap Screws

High Tensile Steel.    Black Finish
Thread

Overall Length 

Thread Length
(Approx)

Socket
size 

 Pack
Qty

MF Ref

 Pack
Price

You can enter/change the number of items on the order form
L TL A/F
Inches mm Inches mm mm
0 UNF                  
               
0-80 1/8 3.18 1/8 3.18 5 MF-SC220F £1.00

0-80 3/16 4.76 3/16 4.76 5 MF-SC221F £1.00

0-80 1/4 6.35 1/4 6.35 5 MF-SC222F £1.00

0-80 3/8 9.5 3/8 9.5 5 MF-SC223F £1.10

  Sorry, this item is currently out of stock    
0-80 1/2 12.7 1/2 12.7 5 MF-SC224F £1.20

0-80 3/4 19 3/4 19 5 MF-SC225F £1.50

 
Driving Tools for 0 - 80 UNF Socket Cap Screws
1.27mm (0.05") Hex/Allen Key   MF-HK-13 £0.60

1.27mm Hex/Ball Driver   MF-BD-13 £2.95

                   
3 UNF                  
               
3-56 1/4 6.35 1/4 6.35 5 MF-SC272F £1.00

3-56 3/8 9.5 3/8 9.5 5 MF-SC273F £1.00

3-56 1/2 12.7 1/2 12.7 5 MF-SC274F £1.00

3-56 3/4 19 3/4 19 5 MF-SC275F £1.00

                   
Driving Tools for 3 - 56 UNF Socket Cap Screws
2.0mm Hex/Allen Key   MF-HK-20 £0.50

2mm Hex/Ball Driver   MF-BD-20 £2.95

2mm T Handle Driver   MF-TH-20 £4.95

                   
4 UNF                  
               
4-48 1/2 12.7 1/2 12.7 5 MF-SC232F £1.00

4-48 5/8 15.9 5/8 15.9 5 MF-SC233F £1.00

4-48 3/4 19 3/4 19 5 MF-SC234F £1.00

 
Driving Tools for 4 - 48 UNF Socket Cap Screws
2.4mm (3/32) Hex/Allen Key   MF-HK-24 £0.60

2.4mm (3/32") Hex/Ball Driver   MF-BD-66 £3.25

2.4mm (3/32") T Handle Driver   MF-TH-332 £4.95

                   
5 UNF                  
               
5-44 1/4 6.35 1/4 6.35 5 MF-SC260F £1.00

5-44 1/2 12.7 1/2 12.7 5 MF-SC262F £1.00

5-44 3/4 19 3/4 19 5 MF-SC264F £1.00

5-44 1 25.4 3/4 19 5 MF-SC265F £1.00

Driving Tools for 5 - 44 UNF Socket Cap Screws
2.4mm (3/32) Hex/Allen Key   MF-HK-24 £0.60

2.4mm (3/32") Hex/Ball Driver   MF-BD-66 £3.25

2.4mm (3/32") T Handle Driver   MF-TH-332 £4.95

                   
6 UNF                  
               
6-40 1/4 6.35 1/4 6.35 5 MF-SC240F £1.00

6-40 3/8 9.5 3/8 9.5 5 MF-SC241F £1.00

6-40 1/2 12.7 1/2 12.7 5 MF-SC242F £1.00

6-40 5/8 15.9 5/8 15.9 5 MF-SC243F £1.00

6-40 3/4 19 3/4 19 5 MF-SC244F £1.00

6-40 1 25.4 1 25.4 5 MF-SC245F £1.00

 
Driving Tools for 6 - 40 UNF Socket Cap Screws
2.8mm (7/64") Hex/Allen Key   MF-HK-28 £0.60

2.8mm (7/64") Hex/Ball Driver   MF-BD-68 £3.45

2.8mm (7/64") T Handle Driver   MF-TH-764 £4.95

                   
8 UNF                  
               
8-36 1/4 6.35 1/4 6.35 5 MF-SC251F £1.00

8-36 3/8 9.5 3/8 9.5 5 MF-SC252F £1.00

8-36 1/2 12.7 1/2 12.7 5 MF-SC253F £1.00

8-36 5/8 15.9 5/8 15.9 5 MF-SC258F £1.00

8-36 3/4 19 3/4 19 5 MF-SC259F £1.00

8-36 1 25.4 1 25.4 5 MF-SC255F £1.00

Driving Tools for 8 - 36 UNF Socket Cap Screws
3.6mm (9/64") Hex/Allen Key   MF-HK-36 £0.60

3.6mm (9/64") Hex/Ball Driver   MF-BD-70 £3.45

3.6mm (9/64") T Handle Driver   MF-TH-964 £4.95

                   
10 UNF                  
               
10-32 1/2 12.7 1/2 12.7 5 MF-SC210F £1.00

10-32 5/8 15.9 5/8 15.9 5 MF-SC211F £1.00

10-32 3/4 19 3/4 19 5 MF-SC212F £1.00

10-32 1 25.4 1 25.4 5 MF-SC213F £1.00

10-32 1 1/4 31.8 1 25.4 5 MF-SC214F £1.00

10-32 1 1/2 38.1 1 25.4 5 MF-SC215F £1.00

10-32 1 3/4 38.1 1 25.4 5 MF-SC216F £1.50

10-32 2 50.8 1 25.4 2 MF-SC217F £1.00

10-32 2 1/2 63.5 1 25.4 2 MF-SC219F £1.00

                 
Driving Tools for 10 - 32 UNF Socket Cap Screws
4mm (5/32") Hex/Allen Key   MF-HK-40 £0.60

4mm (5/32") Hex/Ball Driver   MF-BD-72 £3.65

4mm (5/32) T Handle Driver   MF-TH-532 £4.95

4mm Swivel Wrench   MF-BSHW4 £8.25

                   
1/4" UNF                  
               
1/4"-28 3/4 19 3/4 19 4 MF-SC289F £0.95

1/4"-28 1 25.4 1 25.4 4 MF-SC291F £0.95

1/4"-28 1 1/4 31.8 1 1/4 31.8 4 MF-SC292F £0.95

1/4"-28 1 1/2 38.1 1 25.4 4 MF-SC293F £0.95

1/4"-28 2 50.8 1 25.4 4 MF-SC295F £1.15

                   
Driving Tools for 1/4 - 28 UNF Socket Cap Screws
4.75mm (3/16") Hex/Allen Key   MF-HK-475 £0.60

4.75mm (3/16") T Handle Driver   MF-TH-316 £5.65

                   
                   

For UNC nuts - click here

For flat and spring washers - click here

We do not stock specific UNC washers, but the following metric equivalents can be used for general applications :-

UNC / UNF Screw size 2 3 4 5 6 8 10 1/4
Suitable Metric Washer Size M2 M2.5 M3 M3 M3.5 M4 M5 M6

 

 

 

Send mail to webmaster@modelfixings.com with questions or comments about this web site.
General & Sales Information: info@modelfixings.com

All Trademarks and Trade names acknowledged.

Privacy Policy
 

Model Fixings Ltd trading as Modelfixings.co.uk, Modelfixings.com, Modelbearings.co.uk
Registered in England and Wales, Company No 8887251. Vat No GB917415524

Modelfixings is registered and fully compliant with PCI DSS (Payment Card Industry Data Security Standard) requirements