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IUTB Series Mounting Fixings

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Material	Mounting Hole Size	Length	Outside Diameter	Thread Size
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-832 SI 1: £0.278 13,090In Stock	Mfr. Part No. IUTB-832 Mouser Part No 153-IUTB-832	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	13,090In Stock	£0.278 £0.196 £0.156 £0.148 View £0.125 £0.12 £0.116 £0.113	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.223 in	0.321 in	0.243 in	8-32
Mounting Fixings HI-TORQUE INSERT, BRASS 3.43X3.86 M3 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-M3-343 SI 1: £0.308 15,214In Stock	Mfr. Part No. IUTB-M3-343 Mouser Part No 153-IUTB-M3-343	SI	Mounting Fixings HI-TORQUE INSERT, BRASS 3.43X3.86 M3 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	15,214In Stock	£0.308 £0.218 £0.175 £0.157 View £0.146 £0.142 £0.134 £0.131 £0.126	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	4.01 mm	3.43 mm		M3
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-M3 SI 1: £0.278 60,441In Stock	Mfr. Part No. IUTB-M3 Mouser Part No 153-IUTB-M3	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	60,441In Stock	£0.278 £0.197 £0.158 £0.142 View £0.132 £0.128 £0.12 £0.119 £0.114	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	4.01 mm	5.74 mm	4.55 mm	M3
Mounting Fixings HI-TORQUE INSERT, BRASS 3.18X3.07 M2 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-M2-318 SI 1: £0.353 11,055In Stock	Mfr. Part No. IUTB-M2-318 Mouser Part No 153-IUTB-M2-318	SI	Mounting Fixings HI-TORQUE INSERT, BRASS 3.18X3.07 M2 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	11,055In Stock	£0.353 £0.25 £0.201 £0.18 View £0.163 £0.162 £0.153 £0.149 £0.144	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	3.23 mm	3.18 mm		M2
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-M2 SI 1: £0.346 15,912In Stock	Mfr. Part No. IUTB-M2 Mouser Part No 153-IUTB-M2	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	15,912In Stock	£0.346 £0.25 £0.20 £0.18 View £0.167 £0.162 £0.153 £0.149 £0.144	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	3.23 mm	4 mm	3.73 mm	M2
Mounting Fixings HI-TORQUE INSERT, BRASS 4.70X5.51 M4 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-M4-470 SI 1: £0.368 9,898In Stock	Mfr. Part No. IUTB-M4-470 Mouser Part No 153-IUTB-M4-470	SI	Mounting Fixings HI-TORQUE INSERT, BRASS 4.70X5.51 M4 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	9,898In Stock	£0.368 £0.257 £0.206 £0.194 View £0.163 £0.157 £0.153 £0.148	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	5.67 mm	4.7 mm		M4
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-032 SI 1: £0.39 483In Stock	Mfr. Part No. IUTB-032 Mouser Part No 153-IUTB-032	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	483In Stock	£0.39 £0.273 £0.219 £0.207 View £0.175 £0.168 £0.163 £0.158	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.253 in	0.375 in	0.273 in	10-32
Mounting Fixings HI-TORQUE INSERT, BRASS .135X.152 4-40 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-440-135 SI 1: £0.225 5,598In Stock	Mfr. Part No. IUTB-440-135 Mouser Part No 153-IUTB-440-135	SI	Mounting Fixings HI-TORQUE INSERT, BRASS .135X.152 4-40 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	5,598In Stock	£0.225 £0.158 £0.126 £0.119 View £0.10 £0.096 £0.094 £0.091	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.158 in	0.135 in		4-40
Mounting Fixings HI-TORQUE INSERT, BRASS 5.72X6.27 M5 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-M5-572 SI 1: £0.421 311In Stock 10,000Expected 28/10/2026	Mfr. Part No. IUTB-M5-572 Mouser Part No 153-IUTB-M5-572	SI	Mounting Fixings HI-TORQUE INSERT, BRASS 5.72X6.27 M5 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	311In Stock 10,000Expected 28/10/2026	£0.421 £0.298 £0.238 £0.215 View £0.20 £0.194 £0.183 £0.179 £0.173	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	6.43 mm	5.72 mm		M5
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-440 SI 1: £0.248 8,415In Stock	Mfr. Part No. IUTB-440 Mouser Part No 153-IUTB-440	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	8,415In Stock	£0.248 £0.171 £0.137 £0.127 View £0.107 £0.105 £0.102 £0.10	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.158 in	0.226 in	0.179 in	4-40
Mounting Fixings HI-TORQUE INSERT, BRASS .150X.183 6-32 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-632-150 SI 1: £0.24 8,492In Stock	Mfr. Part No. IUTB-632-150 Mouser Part No 153-IUTB-632-150	SI	Mounting Fixings HI-TORQUE INSERT, BRASS .150X.183 6-32 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	8,492In Stock	£0.24 £0.168 £0.135 £0.127 View £0.107 £0.103 £0.10 £0.097	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.189 in	0.15 in		6-32
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-632 SI 1: £0.255 9,510In Stock	Mfr. Part No. IUTB-632 Mouser Part No 153-IUTB-632	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	9,510In Stock	£0.255 £0.18 £0.143 £0.129 View £0.117 £0.116 £0.11 £0.107 £0.104	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.189 in	0.281 in	0.21 in	6-32
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-0420 SI 1: £0.608 303In Stock	Mfr. Part No. IUTB-0420 Mouser Part No 153-IUTB-0420	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	303In Stock	£0.608 £0.432 £0.354 £0.30 View £0.288 £0.281 £0.265 £0.259 Quote	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.316 in	0.5 in	0.342 in	1/4-20
Mounting Fixings HI-TORQUE INSERT, BRASS .300X.310 1/4-20 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-0420-300 SI 1: £0.668 14In Stock	Mfr. Part No. IUTB-0420-300 Mouser Part No 153-IUTB-0420-300	SI	Mounting Fixings HI-TORQUE INSERT, BRASS .300X.310 1/4-20 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	14In Stock	£0.668 £0.479 £0.383 £0.345 View £0.32 £0.312 £0.293 £0.287 Quote	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.316 in	0.3 in	0.342 in	1/4-20
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-M4 SI 1: £0.383 2,153In Stock 10,000Expected 06/11/2026	Mfr. Part No. IUTB-M4 Mouser Part No 153-IUTB-M4	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	2,153In Stock 10,000Expected 06/11/2026	£0.383 £0.272 £0.217 £0.196 View £0.182 £0.177 £0.167 £0.163 £0.158	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	5.67 mm	8.15 mm	6.17 mm	M4
Mounting Fixings HI-TORQUE INSERT, BRASS 7.62X7.87 M6 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-M6-762 SI 1: £0.608 119In Stock	Mfr. Part No. IUTB-M6-762 Mouser Part No 153-IUTB-M6-762	SI	Mounting Fixings HI-TORQUE INSERT, BRASS 7.62X7.87 M6 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	119In Stock	£0.608 £0.432 £0.346 £0.326 View £0.276 £0.265 £0.259 Quote	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	8.03 mm	7.62 mm		M6
Mounting Fixings HI-TORQUE INSERT, BRASS 12.70X9.50 M8 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-M8 SI 1: £0.728 2,826In Stock	Mfr. Part No. IUTB-M8 Mouser Part No 153-IUTB-M8	SI	Mounting Fixings HI-TORQUE INSERT, BRASS 12.70X9.50 M8 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	2,826In Stock	£0.728 £0.518 £0.424 £0.36 View £0.346 £0.336 £0.317 £0.31 Quote	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	9.6 mm	12.7 mm	10.31 mm	M8
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-256 SI 1: £0.315 252In Stock	Mfr. Part No. IUTB-256 Mouser Part No 153-IUTB-256	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	252In Stock	£0.315 £0.227 £0.181 £0.163 View £0.152 £0.148 £0.139 £0.136 £0.132	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.127 in	0.157 in	0.147 in	2-56
Mounting Fixings HI-TORQUE INSERT, BRASS .225X.247 10-32 THREAD ULTRASONIC HEAT STAKING DIAGONAL IUTB-032-225 SI 1: £0.421 381In Stock	Mfr. Part No. IUTB-032-225 Mouser Part No 153-IUTB-032-225	SI	Mounting Fixings HI-TORQUE INSERT, BRASS .225X.247 10-32 THREAD ULTRASONIC HEAT STAKING DIAGONAL Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	381In Stock	£0.421 £0.303 £0.243 £0.217 View £0.203 £0.196 £0.185 £0.182 £0.175	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.253 in	0.225 in		10-32
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-M6 SI 1: £0.608 841In Stock 10,000Expected 08/02/2027	Mfr. Part No. IUTB-M6 Mouser Part No 153-IUTB-M6	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	841In Stock 10,000Expected 08/02/2027	£0.608 £0.432 £0.346 £0.326 View £0.276 £0.265 £0.259 Quote	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	8.03 mm	12.7 mm	8.69 mm	M6
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-M5 SI 1: £0.39 6,108In Stock	Mfr. Part No. IUTB-M5 Mouser Part No 153-IUTB-M5	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	6,108In Stock	£0.39 £0.274 £0.22 £0.207 View £0.175 £0.168 £0.164 £0.158	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	6.43 mm	9.52 mm	6.93 mm	M5
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-024 SI 1: £0.413 774In Stock	Mfr. Part No. IUTB-024 Mouser Part No 153-IUTB-024	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	774In Stock	£0.413 £0.298 £0.238 £0.214 View £0.199 £0.194 £0.182 £0.179 £0.173	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.253 in	0.375 in	0.273 in	10-24
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-0428 SI 1: £0.661 154In Stock	Mfr. Part No. IUTB-0428 Mouser Part No 153-IUTB-0428	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	154In Stock	£0.661 £0.496 £0.385 £0.363 View £0.356 £0.344 £0.332 £0.32 £0.315	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.316 in	0.5 in	0.342 in	1/4-28
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-0616 SI 1: £1.14 313In Stock	Mfr. Part No. IUTB-0616 Mouser Part No 153-IUTB-0616	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	313In Stock	£1.14 £0.849 £0.666 £0.628 View £0.614 £0.593 £0.573 £0.553 Quote	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	0.468 in	0.5 in	0.509 in	3/8-16
Mounting Fixings HI-TORQUE INSERT, BRASS IUTB-M2.5 SI 1: £0.292 47,938On Order	Mfr. Part No. IUTB-M2.5 Mouser Part No 153-IUTB-M2.5	SI	Mounting Fixings HI-TORQUE INSERT, BRASS Learn More about SI standard inserts ultrasonic heat staking inserts	Datasheet	47,938On Order On Order Ship Dates Mfr. No: IUTB-M2.5 Stock: 0 On Order: 28,938 Expected 15/02/2027 19,000 Expected 26/02/2027 Factory Lead Time: 20 Weeks	£0.292 £0.207 £0.166 £0.156 View £0.132 £0.126 £0.124 £0.12	Min.: 1 Mult.: 1	Inserts	Threaded Insert	Brass	4.01 mm	5.74 mm	4.55 mm	M2.5