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    Compression couplings Stainless

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    • Safelok
    • Stainless steel SS 316 - 2343
    • NPT - American taper thread
    • BSPP (R) - European parallel thread
    • BSPT (KR) - European taper thread
    • Also available in fractional and 3, 4, 20, 22, 25 mm.
    Male Connector

    Male Connector

    Tube x Thread Type.No. NPT BSPP BSPT
    3 mm x 1/8" 3 m MC2 42-120 42-130 *
    3 mm x 1/4" 3 m MC4 42-121 42-131 *
    6 mm x 1/8" 6 m MC2 42-200 42-300 42-800
    6 mm x 1/4" 6 m MC4 42-201 42-301 42-801
    6 mm x 3/8" 6 m MC6 42-202 42-303 42-802
    6 mm x 1/2" 6 m MC8 42-203 42-302 42-803
    8 mm x 1/8" 8 m MC2 42-204 42-304 42-804
    8 mm x 1/4" 8 m MC4 42-205 42-307 42-805
    8 mm x 3/8" 8 m MC6 42-2051 42-3071 42-8051
    8 mm x 1/2" 8 m MC8 42-2052 * *
    10 mm x 1/4" 10 m MC4 42-206 42-308 42-806
    10 mm x 3/8" 10 m MC6 42-207 42-309 42-807
    10 mm x 1/2" 10 m MC8 42-208 42-306 42-808
    12 mm x 1/4" 12 m MC4 42-210 42-310 42-810
    12 mm x 3/8" 12 m MC6 42-211 42-311 42-811
    12 mm x 1/2" 12 m MC8 42-212 42-312 42-812
    12 mm x 3/4" 12 m MC12 42-213 42-313 42-813
    15 mm x 3/8" 15 m MC6 42-2132 42-3131 42-814
    15 mm x 1/2" 15 m MC8 42-2133 42-3132 42-815
    16 mm x 3/8" 16 m MC6 * 42-3134 *
    16 mm x 1/2" 16 m MC8 42-2136 42-3135 *
    18 mm x 1/2" 18 m MC8 42-214 42-314 *
    18 mm x 3/4" 18 m MC12 42-2141 42-3141 42-8141
    20 mm x 3/8" 20 m MC6 42-2143 42-3143 *
    20 mm x 1/2" 20 m MC8 42-2144 42-3144 *
    20 mm x 3/4" 20 m MC12 42-2145 42-3145 *
    22 mm x 1/2" 22 m MC8 42-215 42-315 *
    22 mm x 3/4" 22 m MC12 42-2151 42-3151 *
    25 mm x 3/8" 25 m MC6 42-2155 42-3155 *
    25 mm x 1/2" 25 m MC8 42-2156 42-3156 *
    25 mm x 3/4" 25 m MC12 42-2157 42-3157 *
    25 mm x 1" 25 m MC16 42-2158 42-3158 *

    * By order

    Male Connector with o-ring

    Tube x Thread Type.No. BSPP
    6 mm x 1/8" 6 m MC2-OR 42-900
    6 mm x 1/4" 6 m MC4-OR 42-901
    6 mm x 3/8" 6 m MC6-OR 42-902
    12 mm x 1/4" 12 m MC4-OR 42-910
    12 mm x 3/8" 12 m MC6-OR 42-911
    12 mm x 1/2" 12 m MC8-OR 42-912
    Female Connector

    Female Connector

    Tube x Thread Type.No. NPT BSPP BSPT
    6 mm x 1/8" 6 m FC2 42-216 42-316 42-816
    6 mm x 1/4" 6 m FC4 42-217 42-317 42-817
    6 mm x 3/8" 6 m FC6 * 42-318 *
    8 mm x 1/8" 8 m FC2 42-2182 * 42-818
    8 mm x 1/4" 8 m FC4 42-219 42-319 42-819
    10 mm x 1/4" 10 m FC4 42-221 42-321 42-820
    10 mm x 3/8" 10 m FC6 42-222 42-326 42-821
    10 mm x 1/2" 10 m FC8 42-2221 * 42-822
    12 mm x 1/4" 12 m FC4 42-223 42-323 42-823
    12 mm x 3/8" 12 m FC6 42-224 42-324 42-824
    12 mm x 1/2" 12 m FC8 42-225 42-325 42-825
    15 mm x 1/2" 15 m FC8 * 42-3272 *
    16 mm x 1/4" 16 m FC4 42-226 42-3273 *
    16 mm x 1/2" 16 m FC8 42-2262 42-3275 *
    18 mm x 1/2" 18 m FC8 42-227 * *
    18 mm x 3/4" 18 m FC12 42-2271 * *
    20 mm x 1/2" 20 m FC8 42-228 * *

    * By order

    Male Stud Elbow

    Male Stud Elbow

    Tube x Thread Type.No. NPT BSPP BSPT
    6 mm x 1/8" 6 m ME2 42-230 42-330 42-830
    6 mm x 1/4" 6 m ME4 42-231 42-331 42-831
    6 mm x 3/8" 6 m ME6 42-232 * *
    8 mm x 1/8" 8 m ME2 42-2322 * 42-832
    8 mm x 1/4" 8 m ME4 42-233 42-333 42-833
    8 mm x 3/8" 8 m ME6 42-2331 * *
    8 mm x 1/2" 8 m ME8 42-2332 * *
    10 mm x 1/4" 10 m ME4 42-234 42-339 42-834
    10 mm x 3/8" 10 m ME6 42-235 42-340 42-835
    10 mm x 1/2" 10 m ME8 42-2351 * 42-836
    12 mm x 1/4" 12 m ME4 42-238 42-341 42-837
    12 mm x 3/8" 12 m ME6 42-236 42-336 42-838
    12 mm x 1/2" 12 m ME8 42-237 42-337 42-839
    15 mm x 3/8" 15 m ME6 42-2372 * *
    15 mm x 1/2" 15 m ME8 42-2373 * *
    16 mm x 3/8" 16 m ME6 * 42-3414 *
    16 mm x 1/2" 16 m ME8 42-240 42-3415 42-8395
    18 mm x 1/2" 18 m ME8 42-2375 42-342 42-840
    18 mm x 3/4" 18 m ME12 42-2376 * *
    20 mm x 3/8" 20 m ME6 42-2423 42-3423 *
    20 mm x 1/2" 20 m ME8 42-2424 42-3424 *
    20 mm x 3/4" 20 m ME12 42-2425 42-3425 *
    22 mm x 1/2" 22 m ME8 42-243 42-343 *
    22 mm x 3/4" 22 m ME12 42-2431 42-3431 *
    25 mm x 3/8" 25 m ME6 42-2435 42-3435 *
    25 mm x 1/2" 25 m ME8 42-2436 42-3436 *
    25 mm x 3/4" 25 m ME12 42-2437 42-3437 *

    * By order

    Female Stud Elbow

    Female Stud Elbow

    Tube x Thread Type.No. NPT BSPP BSPT
    6 mm x 1/8" 6 m FE2 42-105 * *
    6 mm x 1/4" 6 m FE4 42-106 * *
    8 mm x 1/8" 8 m FE2 42-107 * *
    8 mm x 1/4" 8 m FE4 42-108 * *
    10 mm x 1/8" 10 m FE2 42-109 * *
    10 mm x 1/4" 10 m FE4 42-110 * *
    10 mm x 3/8" 10 m FE6 42-1101 * *
    12 mm x 1/4" 12 m FE4 42-111 * *
    12 mm x 3/8" 12 m FE6 42-112 * *
    12 mm x 1/2" 12 m FE8 42-113 42-137 *

    * By order

    Male Branch Tee

    Male Branch Tee

    Tube x Thread Type.No. NPT BSPP BSPT
    6 mm x 1/8" 6 m TTM2 42-270 42-370 *
    6 mm x 1/4" 6 m TTM4 42-271 42-371 *
    8 mm x 1/4" 8 m TTM4 42-272 42-372 *
    10 mm x 1/4" 10 m TTM4 42-273 42-373 *
    12 mm x 3/8" 12 m TTM6 42-276 42-376 *
    12 mm x 1/2" 12 m TTM8 42-277 42-377 *
    16 mm x 1/2" 16 m TTM8 42-2776 * *
    18 mm x 3/4" 18 m TTM12 42-2781 * *

    * By order

    Male Run Tee

    Male Run Tee

    Tube x Thread Type.No. NPT BSPP BSPT
    6 mm x 1/8" 6 m TMT2 42-280 42-290 *
    6 mm x 1/4" 6 m TMT4 42-281 42-291 *
    8 mm x 1/4" 8 m TMT4 42-283 42-293 *
    10 mm x 1/4" 10 m TMT4 42-284 42-294 *
    12 mm x 3/8" 12 m TMT6 42-286 42-296 42-886
    12 mm x 1/2" 12 m TMT8 42-287 42-297 42-887
    16 mm x 1/2" 16 m TMT8 42-2876 * *
    18 mm x 3/4" 18 m TMT12 42-2881 * *

    * By order

    Male Bulkhead Connector

    Male Bulkhead Connector

    Tube x Thread Type.No. NPT BSPP BSPT
    12 mm x 1/4" 12m MBH4 42-4905 * *
    12 mm x 3/8" 12m MBH6 42-491 * 42-853
    12 mm x 1/2" 12m MBH8 42-490 * *

    * By order

    Female Bulkhead Connector

    Tube x Thread Type.No. NPT BSPP BSPT
    10 mm x 1/4" 10 m FBH4 42-494 * *
    12 mm x 1/2" 12 m FBH8 42-495 * *

    * By order

    Equal Union

    Equal Union

    Tube Type.No.
    6 mm 6 m U 42-244
    8 mm 8 m U 42-245
    10 mm 10 m U 42-247
    12 mm 12 m U 42-246
    15 mm 15 m U 42-2473
    16 mm 16 m U 42-2471
    18 mm 18 m U 42-2472
    20 mm 20 m U 42-2474
    22 mm 22 m U 42-2475
    25 mm 25 m U 42-248
    Equal Elbow

    Equal Elbow

    Tube Type.No.
    6 mm 6 m ELU 42-250
    8 mm 8 m ELU 42-251
    10 mm 10 m ELU 42-252
    12 mm 12 m ELU 42-253
    15 mm 15 m ELU 42-2533
    16 mm 16 m ELU 42-2534
    18 mm 18 m ELU 42-2532
    20 mm 20 m ELU 42-2536
    22 mm 22 m ELU 42-2535
    25 mm 25 m ELU 42-254
    Union Tee

    Union Tee

    Tube Type.No.
    6 mm 6 m TTT 42-264
    8 mm 8 m TTT 42-265
    10 mm 10 m TTT 42-266
    12 mm 12 m TTT 42-267
    15 mm 15 m TTT 42-2673
    16 mm 16 m TTT 42-268
    18 mm 18 m TTT 42-269
    20 mm 20 m TTT 42-2693
    22 mm 22 m TTT 42-2695
    25 mm 25 m TTT 42-2698
    Union Cross

    Union Cross

    Tube Type.No.
    6 mm 6 m UC 42-344
    8 mm 8 m UC 42-345
    10 mm 10 m UC 42-346
    12 mm 12 m UC 42-347
    Bulkhead Union

    Bulkhead Union

    Tube Type.No.
    6 mm 6 m BHU 42-256
    8 mm 8 m BHU 42-257
    10 mm 10 m BHU 42-258
    12 mm 12 m BHU 42-259
    15 mm 15 m BHU 42-260
    16 mm 16 m BHU 42-2605
    18 mm 18 m BHU 42-261
    Reducing Union

    Reducing Union

    Tube Type.No.
    8 mm x 6 mm 8 m RU6 42-350
    10 mm x 6 mm 10 m RU6 42-351
    10 mm x 8 mm 10 m RU8 42-3512
    12 mm x 6 mm 12 m RU6 42-352
    12 mm x 8 mm 12 m RU8 42-3522
    12 mm x 10 mm 12 m RU10 42-353
    16 mm x 12 mm 16 m RU12 42-354
    18 mm x 12 mm 18 m RU12 42-355
    Reducing Adaptor

    Reducing Adaptor

    Tube Type.No.
    6 mm x tube 8 OD 6 m RED8 42-360
    6 mm x tube 10 OD 6 m RED10 42-361
    6 mm x tube 12 OD 6 m RED12 42-362
    8 mm x tube 10 OD 8 m RED10 42-364
    8 mm x tube 12 OD 8 m RED12 42-365
    10 mm x tube 12 OD 10 m RED12 42-363
    12 mm x tube 16 OD 12 m RED16 42-366
    12 mm x tube 18 OD 12 m RED18 42-367
    18 mm x tube 12 OD 18 m RED12 42-368
    Male Stud Standpipe Adaptor

    Male Stud Standpipe Adaptor

    Tube x Thread Type.No. NPT BSPP BSPT
    Tube 6 OD x 1/8" 6m ATPM2 * 42-431 *
    Tube 6 OD x 1/4" 6m ATPM4 * 42-432 42-412
    Tube 6 OD x 3/8" 6m ATPM6 * 42-433 *
    Tube 6 OD x 1/2" 6m ATPM8 42-404 42-434 *
    Tube 8 OD x 1/4" 8m ATPM4 * 42-437 *
    Tube 10 OD x 1/4" 10m ATPM4 * 42-442 *
    Tube 10 OD x 3/8" 10m ATPM6 * 42-443 *
    Tube 10 OD x 1/2" 10m ATPM8 * 42-444 *
    Tube 12 OD x 1/4" 12m ATPM4 42-427 42-447 *
    Tube 12 OD x 3/8" 12m ATPM6 42-428 42-448 42-430
    Tube 12 OD x 1/2" 12m ATPM8 42-429 42-449 *
    Tube 16 OD x 1/2" 16m ATPM8 42-4295 * *

    * By order

    Male Stud Standpipe Adaptor with o-ring

    Tube x Thread Type.No. BSPP
    Tube 6 OD x 1/8" 6m ATPM2-OR 42-980
    Tube 6 OD x 1/4" 6m ATPM4-OR 42-981
    Tube 12 OD x 1/4" 12m ATPM4-OR 42-990
    Tube 12 OD x 3/8" 12m ATPM6-OR 42-991
    Tube 12 OD x 1/2" 12m ATPM8-OR 42-992
    * By order
    Female Stud Standpipe Adaptor

    Female Stud Standpipe Adaptor

    Tube x Thread Type.No. NPT BSPP
    Tube 6 OD x 1/8" 6m ATPF2 * 42-461
    Tube 6 OD x 1/4" 6m ATPF4 * 42-462
    Tube 6 OD x 1/2" 6m ATPF8 42-451 42-464
    Tube 8 OD x 1/4" 8m ATPF4 * 42-467
    Tube 10 OD x 1/4" 10m ATPF4 * 42-472
    Tube 10 OD x 3/8" 10m ATPF6 * 42-473
    Tube 10 OD x 1/2" 10m ATPF8 * 42-474
    Tube 12 OD x 1/4" 12m ATPF4 42-452 42-477
    Tube 12 OD x 3/8" 12m ATPF6 * 42-478
    Tube 12 OD x 1/2" 12m ATPF8 * 42-479
    Tube 16 OD x 1/2" 16m ATPF8 42-450 *

    * By order

    Blanking End

    Blanking End

    Tube Type.No.
    6 mm 6m BE 42-380
    8 mm 8m BE 42-381
    10 mm 10m BE 42-382
    12 mm 12m BE 42-383
    18 mm 18m BE 42-3835
    Blanking Plug

    Blanking Plug

    Tube Type.No.
    6 mm BP 6m 42-385
    8 mm BP 8m 42-386
    10 mm BP 10m 42-387
    12 mm BP 12m 42-388
    15 mm BP 15m 42-3885
    16 mm BP 16m 42-3886
    18 mm BP 18m 42-389
    Compression Nut

    Compression Nut

    Tube Type.No.
    3 mm 3m N *
    6 mm 6m N 42-390
    8 mm 8m N 42-391
    10 mm 10m N 42-392
    12 mm 12m N 42-393
    15 mm 15m N 42-3932
    16 mm 16m N 42-3933
    18 mm 18m N 42-3935
    20 mm 20m N 42-3937
    22 mm 22m N 42-3938
    25 mm 25m N 42-3939

    * By order

    Front and Back Sealring

    Front and Back Sealring

    Tube Type.No.
    3 mm 3m RC+FC *
    6 mm 6m RC+FC 42-395
    8 mm 8m RC+FC 42-396
    10 mm 10m RC+FC 42-397
    12 mm 12m RC+FC 42-398
    15 mm 15m RC+FC 42-399
    16 mm 16m RC+FC 42-3993
    18 mm 18m RC+FC 42-3995
    20 mm 20m RC+FC 42-3997
    22 mm 22m RC+FC 42-3998
    25 mm 25m RC+FC 42-3999

    * By order

    Sealring Teflon

    Tube
    12 mm 42-3985

    Standard Thread Sizes

    BSPP - B.S.2779-1973 - European Parallel Pipe Thread (R)

    Male Thread
    Inch mm Diam. F Threads/inch G
    1/8 5,10 9,7 28 8
    1/4 8,13 13,1 19 10
    3/8 12,17 16,6 19 10
    1/2 15,21 20,9 14 12
    3/4 21,17 26,4 14 16
    1 26,34 33,2 11 16
    Female Thread
    Inch mm Diam. F Threads/inch G
    1/8 5,10 9,7 28 8,0
    1/4 8,13 13,1 19 11,0
    3/8 12,17 16,6 19 11,4
    1/2 15,21 20,9 14 15,0
    3/4 21,17 26,4 14 16,3
    1 26,34 33,2 11 19,1

    BSPT- B.S.21-1985 - European taper pipe thread (KR)

    Male Thread
    Inch mm Diam. F Threads/inch A G
    1/8 5,10 9,7 28 4,0 9,5
    1/4 8,13 13,1 19 6,0 14,3
    3/8 12,17 16,6 19 6,4 14,3
    1/2 15,21 20,9 14 8,2 19,1
    3/4 21,27 26,4 14 9,5 19,1
    1 26,34 33,2 11 10,4 23,8

    NPT- ANSI B2.1 - American taper pipe thread

    Male Thread
    Inch Diam. F Threads/inch A G
    1/8 10,2 27 4,5 9,5
    1/4 13,5 18 5,0 14,3
    3/8 17,0 18 6,0 14,3
    1/2 21,2 14 8,1 19,1
    3/4 26,5 14 8,6 19,1
    1 33,2 11 10,5 23,8
    Female Thread
    Inch Diam. F Threads/inch G
    1/8 10,2 27 9,5
    1/4 13,5 18 14,3
    3/8 17,0 18 14,3
    1/2 21,2 14 19,1