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Part numbers A33

BS A33, A37, A41, A45 BA CSK HEAD SCREWS

To order call +44 (0)208 504 8833

SIZEA33 MILD STEEL CADMIUMA37 STAINLESS STEEL SELF COLOURA41 ALUMINIUM ALLOY ANODISEDA45 BRASS ELECTRO TINNED
“12BA X 3/32″””A33-X3A37-X3A41-X3A45-X3
“12BA X 1/8″””A33-X4A37-X4A41-X4A45-X4
“12BA X 5/32″””A33-X5A37-X5A41-X5A45-X5
“12BA X 3/16″””A33-X6A37-X6A41-X6A45-X6
“12BA X 7/32″””A33-X7A37-X7A41-X7A45-X7
“12BA X 1/4″””A33-X8A37-X8A41-X8A45-X8
“12BA X 9/32″””A33-X9A37-X9A41-X9A45-X9
“12BA X 5/16″””A33-X10A37-X10A41-X10A45-X10
“12BA X 11/32″””A33-X11A37-X11A41-X11A45-X11
“12BA X 3/8″””A33-X12A37-X12A41-X12A45-X12
“12BA X 13/32″””A33-X13A37-X13A41-X13A45-X13
“12BA X 7/16″””A33-X14A37-X14A41-X14A45-X14
“12BA X 15/32″””A33-X15A37-X15A41-X15A45-X15
“12BA X 1/2″””A33-X16A37-X16A41-X16A45-X16
“10BA X 3/32″””A33-Y3A37-Y3A41-Y3A45-Y3
“10BA X 1/8″””A33-Y4A37-Y4A41-Y4A45-Y4
“10BA X 5/32″””A33-Y5A37-Y5A41-Y5A45-Y5
“10BA X 3/16″””A33-Y6A37-Y6A41-Y6A45-Y6
“10BA X 7/32″””A33-Y7A37-Y7A41-Y7A45-Y7
“10BX X 1/4″””A33-Y8A37-Y8A41-Y8A45-Y8
“10BA X 9/32″””A33-Y9A37-Y9A41-Y9A45-Y9
“10BA X 5/16″””A33-Y10A37-Y10A41-Y10A45-Y10
“10BA X 11/32″””A33-Y11A37-Y11A41-Y11A45-Y11
“10BA X 3/8″””A33-Y12A37-Y12A41-Y12A45-Y12
“10BA X 13/32″””A33-Y13A37-Y13A41-Y13A45-Y13
“10BA X 7/16″””A33-Y14A37-Y14A41-Y14A45-Y14
“10BA X 15/32″””A33-Y15A37-Y15A41-Y15A45-Y15
“10BA X 1/2″””A33-Y16A37-Y16A41-Y16A45-Y16
“10BA X 17/32″””A33-Y17A37-Y17A41-Y17A45-Y17
“10BA X 9/16″””A33-Y18A37-Y18A41-Y18A45-Y18
“10BA X 19/32″””A33-Y19A37-Y19A41-Y19A45-Y19
“10BA X 5/8″””A33-Y20A37-Y20A41-Y20A45-Y20
“10BA X 21/32″””A33-Y21A37-Y21A41-Y21A45-Y21
“10BA X 11/16″””A33-Y22A37-Y22A41-Y22A45-Y22
“10BA X 23/32″””A33-Y23A37-Y23A41-Y23A45-Y23
“10BA X 3/4″””A33-Y24A37-Y24A41-Y24A45-Y24
“10BA X 25/32″””A33-Y25A37-Y25A41-Y25A45-Y25
“10BA X 13/16″””A33-Y26A37-Y26A41-Y26A45-Y26
“10BA X 27/32″””A33-Y27A37-Y27A41-Y27A45-Y27
“10BA X 7/8″””A33-Y28A37-Y28A41-Y28A45-Y28
“10BA X 29/32″””A33-Y29A37-Y29A41-Y29A45-Y29
“10BA X 15/16″””A33-Y30A37-Y30A41-Y30A45-Y30
“10BA X 31/32″””A33-Y31A37-Y31A41-Y31A45-Y31
“10BA X 1″””A33-Y32A37-Y32A41-Y32A45-Y32
“10BA X 1 1/32″””A33-Y33A37-Y33A41-Y33A45-Y33
“10BA X 1 1/16″””A33-Y34A37-Y34A41-Y34A45-Y34
“10BA X 1 5/32″””A33-Y35A37-Y35A41-Y35A45-Y35
“10BA X 1 1/8″””A33-Y36A37-Y36A41-Y36A45-Y36
“8BA X 3/32″””A33-Z3A37-Z3A41-Z3A45-Z3
“8BA X 1/8″””A33-Z4A37-Z4A41-Z4A45-Z4
“8BA X 5/32″””A33-Z5A37-Z5A41-Z5A45-Z5
“8BA X 3/16″””A33-Z6A37-Z6A41-Z6A45-Z6
“8BA X 7/32″””A33-Z7A37-Z7A41-Z7A45-Z7
“8BA X 1/4″””A33-Z8A37-Z8A41-Z8A45-Z8
“8BA X 9/32″””A33-Z9A37-Z9A41-Z9A45-Z9
“8BA X 5/16″””A33-Z10A37-Z10A41-Z10A45-Z10
“8BA X 11/32″””A33-Z11A37-Z11A41-Z11A45-Z11
“8BA X 3/8″””A33-Z12A37-Z12A41-Z12A45-Z12
“8BA X 13/32″””A33-Z13A37-Z13A41-Z13A45-Z13
“8BA X 7/16″””A33-Z14A37-Z14A41-Z14A45-Z14
“8BA X 15/32″””A33-Z15A37-Z15A41-Z15A45-Z15
“8BA X 1/2″””A33-Z16A37-Z16A41-Z16A45-Z16
“8BA X 17/32″””A33-Z17A37-Z17A41-Z17A45-Z17
“8BA X 9/16″””A33-Z18A37-Z18A41-Z18A45-Z18
“8BA X 19/32″””A33-Z19A37-Z19A41-Z19A45-Z19
“8BA X 5/8″””A33-Z20A37-Z20A41-Z20A45-Z20
“8BA X 21/32″””A33-Z21A37-Z21A41-Z21A45-Z21
“8BA X 11/16″””A33-Z22A37-Z22A41-Z22A45-Z22
“8BA X 23/32″””A33-Z23A37-Z23A41-Z23A45-Z23
“8BA X 3/4″””A33-Z24A37-Z24A41-Z24A45-Z24
“8BA X 25/32″””A33-Z25A37-Z25A41-Z25A45-Z25
“8BA X 13/16″””A33-Z26A37-Z26A41-Z26A45-Z26
“8BA X 27/32″””A33-Z27A37-Z27A41-Z27A45-Z27
“8BA X 7/8″””A33-Z28A37-Z28A41-Z28A45-Z28
“8BA X 29/32″””A33-Z29A37-Z29A41-Z29A45-Z29
“8BA X 15/16″””A33-Z30A37-Z30A41-Z30A45-Z30
“8BA X 31/32″””A33-Z31A37-Z31A41-Z31A45-Z31
“8BA X 1″””A33-Z32A37-Z32A41-Z32A45-Z32
“8BA X 1 1/32″””A33-Z33A37-Z33A41-Z33A45-Z33
“8BA X 1 1/16″””A33-Z34A37-Z34A41-Z34A45-Z34
“8BA X 1 3/32″””A33-Z35A37-Z35A41-Z35A45-Z35
“8BA X 1 1/8″””A33-Z36A37-Z36A41-Z36A45-Z36
“6BA X 3/32″””A33-A3A37-A3A41-A3A45-A3
“6BA X 1/8″””A33-A4A37-A4A41-A4A45-A4
“6BA X 5/32″””A33-A5A37-A5A41-A5A45-A5
“6BA X 3/16″””A33-A6A37-A6A41-A6A45-A6
“6BA X 7/32″””A33-A7A37-A7A41-A7A45-A7
“6BA X 1/4″””A33-A8A37-A8A41-A8A45-A8
“6BA X 9/32″””A33-A9A37-A9A41-A9A45-A9
“6BA X 5/16″””A33-A10A37-A10A41-A10A45-A10
“6BA X 11/32″””A33-A11A37-A11A41-A11A45-A11
“6BA X 3/8″””A33-A12A37-A12A41-A12A45-A12
“6BA X 13/32″””A33-A13A37-A13A41-A13A45-A13
“6BA X 7/16″””A33-A14A37-A14A41-A14A45-A14
“6BA X 15/32″””A33-A15A37-A15A41-A15A45-A15
“6BA X 1/2″””A33-A16A37-A16A41-A16A45-A16
“6BA X 17/32″””A33-A17A37-A17A41-A17A45-A17
“6BA X 9/16″””A33-A18A37-A18A41-A18A45-A18
“6BA X 19/32″””A33-A19A37-A19A41-A19A45-A19
“6BA X 5/8″””A33-A20A37-A20A41-A20A45-A20
“6BA X 21/32″””A33-A21A37-A21A41-A21A45-A21
“6BA X 11/16″””A33-A22A37-A22A41-A22A45-A22
“6BA X 23/32″””A33-A23A37-A23A41-A23A45-A23
“6BA X 3/4″””A33-A24A37-A24A41-A24A45-A24
“6BA X 25/32″””A33-A25A37-A25A41-A25A45-A25
“6BA X 13/16″””A33-A26A37-A26A41-A26A45-A26
“6BA X 27/32″””A33-A27A37-A27A41-A27A45-A27
“6BA X 7/8″””A33-A28A37-A28A41-A28A45-A28
“6BA X 29/32″””A33-A29A37-A29A41-A29A45-A29
“6BA X 15/16″””A33-A30A37-A30A41-A30A45-A30
“6BA X 31/32″””A33-A31A37-A31A41-A31A45-A31
“6BA X 1″””A33-A32A37-A32A41-A32A45-A32
“6BA X 1 1/32″””A33-A33A37-A33A41-A33A45-A33
“6BA X 1 1/16″””A33-A34A37-A34A41-A34A45-A34
“6BA X 1 3/32″””A33-A35A37-A35A41-A35A45-A35
“6BA X 1 1/8″””A33-A36A37-A36A41-A36A45-A36
“6BA X 1 5/32″””A33-A37A37-A37A41-A37A45-A37
“6BA X 1 3/16″””A33-A38A37-A38A41-A38A45-A38
“6BA X 1 7/32″””A33-A39A37-A39A41-A39A45-A39
“6BA X 1 1/4″””A33-A40A37-A40A41-A40A45-A40
“6BA X 1 9/32″””A33-A41A37-A41A41-A41A45-A41
“6BA X 5/16″””A33-A42A37-A42A41-A42A45-A42
“6BA X 1 11/32″””A33-A43A37-A43A41-A43A45-A43
“6BA X 1 3/8″””A33-A44A37-A44A41-A44A45-A44
“6BA X 1 13/32″””A33-A45A37-A45A41-A45A45-A45
“6BA X 1 7/16″””A33-A46A37-A46A41-A46A45-A46
“6BA X 1 15/32″””A33-A47A37-A47A41-A47A45-A47
“6BA X 1 1/2″””A33-A48A37-A48A41-A48A45-A48
“6BA X 1 17/32″””A33-A49A37-A49A41-A49A45-A49
“6BA X 1 9/16″””A33-A50A37-A50A41-A50A45-A50
“6BA X 1 19/32″””A33-A51A37-A51A41-A51A45-A51
“6BA X 1 5/8″””A33-A52A37-A52A41-A52A45-A52
“6BA X 1 21/32″””A33-A53A37-A53A41-A53A45-A53
“6BA X 1 11/16″””A33-A54A37-A54A41-A54A45-A54
“6BA X 1 23/32″””A33-A55A37-A55A41-A55A45-A55
“6BA X 1 3/4″””A33-A56A37-A56A41-A56A45-A56
“4BA X 5/32″””A33-B5A37-B5A41-B5A45-B5
“4BA X 3/16″””A33-B6A37-B6A41-B6A45-B6
“4BA X 7/32″””A33-B7A37-B7A41-B7A45-B7
“4BA X 1/4″””A33-B8A37-B8A41-B8A45-B8
“4BA X 9/32″””A33-B9A37-B9A41-B9A45-B9
“4BA X 5/16″””A33-B10A37-B10A41-B10A45-B10
“4BA X 11/32″””A33-B11A37-B11A41-B11A45-B11
“4BA X 3/8″””A33-B12A37-B12A41-B12A45-B12
“4BA X 13/32″””A33-B13A37-B13A41-B13A45-B13
“4BA X 7/16″””A33-B14A37-B14A41-B14A45-B14
“4BA X 15/32″””A33-B15A37-B15A41-B15A45-B15
“4BA X 1/2″””A33-B16A37-B16A41-B16A45-B16
“4BA X 17/32″””A33-B17A37-B17A41-B17A45-B17
“4BA X 9/16″””A33-B18A37-B18A41-B18A45-B18
“4BA X 19/32″””A33-B19A37-B19A41-B19A45-B19
“4BA X 5/8″””A33-B20A37-B20A41-B20A45-B20
“4BA X 21/32″””A33-B21A37-B21A41-B21A45-B21
“4BA X 11/16″””A33-B22A37-B22A41-B22A45-B22
“4BA X 23/32″””A33-B23A37-B23A41-B23A45-B23
“4BA X 3/4″””A33-B24A37-B24A41-B24A45-B24
“4BA X 25/32″””A33-B25A37-B25A41-B25A45-B25
“4BA X 13/16″””A33-B26A37-B26A41-B26A45-B26
“4BA X 27/32″””A33-B27A37-B27A41-B27A45-B27
“4BA X 7/8″””A33-B28A37-B28A41-B28A45-B28
“4BA X 29/32″””A33-B29A37-B29A41-B29A45-B29
“4BA X 15/16″””A33-B30A37-B30A41-B30A45-B30
“4BA X 31/32″””A33-B31A37-B31A41-B31A45-B31
“4BA X 1″””A33-B32A37-B32A41-B32A45-B32
“4BA X 1 1/32″””A33-B33A37-B33A41-B33A45-B33
“4BA X 1 1/16″””A33-B34A37-B34A41-B34A45-B34
“4BA X 1 3/32″””A33-B35A37-B35A41-B35A45-B35
“4BA X 1 1/8″””A33-B36A37-B36A41-B36A45-B36
“4BA X 1 5/32″””A33-B37A37-B37A41-B37A45-B37
“4BA X 1 3/16″””A33-B38A37-B38A41-B38A45-B38
“4BA X 1 7/32″””A33-B39A37-B39A41-B39A45-B39
“4BA X 1 1/4″””A33-B40A37-B40A41-B40A45-B40
“4BA X 1 9/32″””A33-B41A37-B41A41-B41A45-B41
“4BA X 5/16″””A33-B42A37-B42A41-B42A45-B42
“4BA X 1 11/32″””A33-B43A37-B43A41-B43A45-B43
“4BA X 1 3/8″””A33-B44A37-B44A41-B44A45-B44
“4BA X 1 13/32″””A33-B45A37-B45A41-B45A45-B45
“4BA X 1 7/16″””A33-B46A37-B46A41-B46A45-B46
“4BA X 1 15/32″””A33-B47A37-B47A41-B47A45-B47
“4BA X 1 1/2″””A33-B48A37-B48A41-B48A45-B48
“4BA X 1 17/32″””A33-B49A37-B49A41-B49A45-B49
“4BA X 1 9/16″””A33-B50A37-B50A41-B50A45-B50
“4BA X 1 19/32″””A33-B51A37-B51A41-B51A45-B51
“4BA X 1 5/8″””A33-B52A37-B52A41-B52A45-B52
“4BA X 1 21/32″””A33-B53A37-B53A41-B53A45-B53
“4BA X 1 11/16″””A33-B54A37-B54A41-B54A45-B54
“4BA X 1 23/32″””A33-B55A37-B55A41-B55A45-B55
“4BA X 1 3/4″””A33-B56A37-B56A41-B56A45-B56
“2BA X 3/16″””A33-C6A37-C6A41-C6A45-C6
“2BA X 7/32″””A33-C7A37-C7A41-C7A45-C7
“2BA X 1/4″””A33-C8A37-C8A41-C8A45-C8
“2BA X 9/32″””A33-C9A37-C9A41-C9A45-C9
“2BA X 5/16″””A33-C10A37-C10A41-C10A45-C10
“2BA X 11/32″””A33-C11A37-C11A41-C11A45-C11
“2BA X 3/8″””A33-C12A37-C12A41-C12A45-C12
“2BA X 13/32″””A33-C13A37-C13A41-C13A45-C13
“2BA X 7/16″””A33-C14A37-C14A41-C14A45-C14
“2BA X 15/32″””A33-C15A37-C15A41-C15A45-C15
“2BA X 1/2″””A33-C16A37-C16A41-C16A45-C16
“2BA X 17/32″””A33-C17A37-C17A41-C17A45-C17
“2BA X 9/16″””A33-C18A37-C18A41-C18A45-C18
“2BA X 19/32″””A33-C19A37-C19A41-C19A45-C19
“2BA X 5/8″””A33-C20A37-C20A41-C20A45-C20
“2BA X 21/32″””A33-C21A37-C21A41-C21A45-C21
“2BA X 11/16″””A33-C22A37-C22A41-C22A45-C22
“2BA X 23/32″””A33-C23A37-C23A41-C23A45-C23
“2BA X 3/4″””A33-C24A37-C24A41-C24A45-C24
“2BA X 25/32″””A33-C25A37-C25A41-C25A45-C25
“2BA X 13/16″””A33-C26A37-C26A41-C26A45-C26
“2BA X 27/32″””A33-C27A37-C27A41-C27A45-C27
“2BA X 7/8″””A33-C28A37-C28A41-C28A45-C28
“2BA X 29/32″””A33-C29A37-C29A41-C29A45-C29
“2BA X 15/16″””A33-C30A37-C30A41-C30A45-C30
“2BA X 31/32″””A33-C31A37-C31A41-C31A45-C31
“2BA X 1″””A33-C32A37-C32A41-C32A45-C32
“2BA X 1 1/32″””A33-C33A37-C33A41-C33A45-C33
“2BA X 1 1/16″””A33-C34A37-C34A41-C34A45-C34
“2BA X 1 3/32″””A33-C35A37-C35A41-C35A45-C35
“2BA X 1 1/8″””A33-C36A37-C36A41-C36A45-C36
“2BA X 1 5/32″””A33-C37A37-C37A41-C37A45-C37
“2BA X 1 3/16″””A33-C38A37-C38A41-C38A45-C38
“2BA X 1 7/32″””A33-C39A37-C39A41-C39A45-C39
“2BA X 1 1/4″””A33-C40A37-C40A41-C40A45-C40
“2BA X 1 9/32″””A33-C41A37-C41A41-C41A45-C41
“2BA X 5/16″””A33-C42A37-C42A41-C42A45-C42
“2BA X 1 11/32″””A33-C43A37-C43A41-C43A45-C43
“2BA X 1 3/8″””A33-C44A37-C44A41-C44A45-C44
“2BA X 1 13/32″””A33-C45A37-C45A41-C45A45-C45
“2BA X 1 7/16″””A33-C46A37-C46A41-C46A45-C46
“2BA X 1 15/32″””A33-C47A37-C47A41-C47A45-C47
“2BA X 1 1/2″””A33-C48A37-C48A41-C48A45-C48
“2BA X 1 17/32″””A33-C49A37-C49A41-C49A45-C49
“2BA X 1 9/16″””A33-C50A37-C50A41-C50A45-C50
“2BA X 1 19/32″””A33-C51A37-C51A41-C51A45-C51
“2BA X 1 5/8″””A33-C52A37-C52A41-C52A45-C52
“2BA X 1 21/32″””A33-C53A37-C53A41-C53A45-C53
“2BA X 1 11/16″””A33-C54A37-C54A41-C54A45-C54
“2BA X 1 23/32″””A33-C55A37-C55A41-C55A45-C55
“2BA X 1 3/4″””A33-C56A37-C56A41-C56A45-C56
Whether you need a hundred, a thousand, or a million, we are the established UK source for aerospace-quality fasteners.
Email your enquiry, or call us on
+44 (0)208 504 8833

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