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4-40 Standoffs & Spacers

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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	Thread Size	Length	Material	Outside Diameter	Plating	Gender	Packaging
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-8ET PEM 1: £0.978 41,621In Stock 59,800Expected 04/11/2026	Mfr. Part No. SMTSO-440-8ET Mouser Part No 153-SMTSO-440-8ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	41,621In Stock 59,800Expected 04/11/2026	Cut Tape £0.978 £0.732 £0.569 Reel £0.537 £0.525 View £0.507 £0.491 £0.472 Quote MouseReel Available	Min.: 1 Mult.: 1 : 650	Standoffs	SMT	4-40	0.25 in	Steel		Zinc		Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-2ET PEM 1: £0.638 83,375In Stock 105,000Expected 06/11/2026	Mfr. Part No. SMTSO-440-2ET Mouser Part No 153-SMTSO-440-2ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	83,375In Stock 105,000Expected 06/11/2026	Cut Tape £0.638 £0.481 £0.375 £0.353 Reel £0.333 View £0.346 £0.322 £0.311 £0.306 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	Standoffs	SMT	4-40	0.062 in	Steel		Zinc		Reel, Cut Tape, MouseReel
Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES 19132 Vicor 1: £79.15 752In Stock	Mfr. Part No. 19132 Mouser Part No 492-19132	Vicor	Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES	Datasheet	752In Stock	£79.15 £65.51	Min.: 1 Mult.: 1	Standoffs	Kit Round Metric	4-40	0.403 in	Stainless Steel	0.188 in	Passivated	Female / Female	Bulk
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-440-12ET PEM 1: £0.952 73,224In Stock 81,300On Order	Mfr. Part No. SMTSO-440-12ET Mouser Part No 153-SMTSO-440-12ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	73,224In Stock 81,300On Order On Order Ship Dates Mfr. No: SMTSO-440-12ET Stock: 73,224 Can Dispatch Immediately On Order: 300 Pending 81,000 Expected 06/11/2026 Factory Lead Time: 14 Weeks	Cut Tape £0.952 £0.713 £0.555 Reel £0.523 £0.512 View £0.495 £0.478 £0.46 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300	Standoffs	SMT	4-40	0.375 in	Steel		Zinc		Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 SMTSO-440-4ET PEM 1: £0.818 77,070In Stock	Mfr. Part No. SMTSO-440-4ET Mouser Part No 153-SMTSO-440-4ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	77,070In Stock	Cut Tape £0.818 £0.612 £0.476 £0.449 Reel £0.439 View £0.424 £0.41 £0.395 £0.388 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Standoffs	SMT	4-40	0.125 in	Steel		Zinc		Reel, Cut Tape, MouseReel
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-1015-03-01-01 Samtec 1: £1.94 2,856In Stock	Mfr. Part No. SO-1015-03-01-01 Mouser Part No 200-SO1015030101	Samtec	Standoffs & Spacers SureWare Precision Board Stacking Standoff		2,856In Stock	£1.94 £1.63	Min.: 1 Mult.: 1	Standoffs	Stackable	4-40	10.15 mm	Aluminum	4.76 mm		Male / Female	Bulk
Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F R44-1001202 Harwin 1: £0.285 9,323In Stock	Mfr. Part No. R44-1001202 Mouser Part No 855-R44-1001202	Harwin	Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F Learn More about Harwin hexagonal clearance spacers	Datasheet	9,323In Stock	£0.285 £0.24 £0.218 £0.21 View £0.207 £0.197 £0.19 £0.183 £0.177	Min.: 1 Mult.: 1	Spacers	Hex	4-40	12 mm	Brass		Nickel	Female / Female
Standoffs & Spacers SureWare Precision Board Stacking Standoff SO-0715-01-01-02-N Samtec 1: £1.54 4,438In Stock	Mfr. Part No. SO-0715-01-01-02-N Mouser Part No 200-SO0715010102N	Samtec	Standoffs & Spacers SureWare Precision Board Stacking Standoff		4,438In Stock	£1.54 £1.14	Min.: 1 Mult.: 1	Standoffs	Stackable	4-40	7.15 mm	Stainless Steel	6.35 mm		Female	Bulk
Standoffs & Spacers SUREWARE STANDOFF SO-0165-04-01-02 Samtec 1: £2.43 2,381In Stock	Mfr. Part No. SO-0165-04-01-02 Mouser Part No 200-SO0165040102	Samtec	Standoffs & Spacers SUREWARE STANDOFF		2,381In Stock	£2.43 £2.01 £1.82 £1.68 View £1.33 £1.26	Min.: 1 Mult.: 1	Standoffs	Stackable	4-40	1.65 mm	Stainless Steel	6.35 mm		Female	Bag
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .062 L Brass KFB3-440-2ET PEM 1: £0.436 9,000In Stock	Mfr. Part No. KFB3-440-2ET Mouser Part No 153-KFB3-440-2ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .062 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	9,000In Stock	£0.436 £0.307 £0.245 £0.231 View £0.196 £0.188 £0.184 £0.177	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40	0.062 in	Brass	0.219 in	Tin
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .125 L Brass KFB3-440-4ET PEM 1: £0.503 8,157In Stock	Mfr. Part No. KFB3-440-4ET Mouser Part No 153-KFB3-440-4ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .125 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	8,157In Stock	£0.503 £0.352 £0.282 £0.265 View £0.225 £0.216 £0.211 £0.204	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40	0.125 in	Brass	0.219 in	Tin
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .250 L Brass KFB3-440-8ET PEM 1: £0.54 8,868In Stock	Mfr. Part No. KFB3-440-8ET Mouser Part No 153-KFB3-440-8ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .250 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	8,868In Stock	£0.54 £0.383 £0.307 £0.276 View £0.257 £0.25 £0.235 £0.23 Quote	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40	0.25 in	Brass	0.219 in	Tin
Standoffs & Spacers Broaching Standoff 4-40 .125 L Stainless Steel KFSE-440-4 PEM 1: £0.705 10,152In Stock	Mfr. Part No. KFSE-440-4 Mouser Part No 153-KFSE-440-4	PEM	Standoffs & Spacers Broaching Standoff 4-40 .125 L Stainless Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	10,152In Stock	£0.705 £0.502 £0.402 £0.362 View £0.336 £0.327 £0.308 £0.301 Quote	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40	0.125 in	Brass		Tin
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .187 L Brass KFB3-440-6ET PEM 1: £0.496 13,133In Stock	Mfr. Part No. KFB3-440-6ET Mouser Part No 153-KFB3-440-6ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .187 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	13,133In Stock	£0.496 £0.356 £0.285 £0.256 View £0.238 £0.231 £0.218 £0.213 £0.207	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40	0.187 in	Brass	0.219 in	Tin
Standoffs & Spacers Broaching Standoff 4-40 .500 L Carbon Steel KFE-440-16ET PEM 1: £0.63 6,616In Stock	Mfr. Part No. KFE-440-16ET Mouser Part No 153-KFE-440-16ET	PEM	Standoffs & Spacers Broaching Standoff 4-40 .500 L Carbon Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	6,616In Stock	£0.63 £0.447 £0.358 £0.337 View £0.286 £0.274 £0.268 Quote	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40		Brass		Tin
Standoffs & Spacers SOS-440-.250/KNURL CLINCH DSOS-440-250 PEM 1: £0.661 6,725In Stock	Mfr. Part No. DSOS-440-250 Mouser Part No 153-DSOS-440-250	PEM	Standoffs & Spacers SOS-440-.250/KNURL CLINCH Learn More about PEM dso dsos standoffs	Datasheet	6,725In Stock	£0.661 £0.473 £0.378 £0.34 View £0.316 £0.308 £0.29 £0.284 Quote	Min.: 1 Mult.: 1	Standoffs	Self Retaining	4-40	0.25 in	Stainless Steel		Zinc	Male
Standoffs & Spacers Broaching Standoff 4-40 .125 L Carbon Steel KFE-440-4ET PEM 1: £0.428 10,226In Stock	Mfr. Part No. KFE-440-4ET Mouser Part No 153-KFE-440-4ET	PEM	Standoffs & Spacers Broaching Standoff 4-40 .125 L Carbon Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	10,226In Stock	£0.428 £0.306 £0.244 £0.221 View £0.205 £0.199 £0.188 £0.184 £0.177	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40		Brass		Tin
Standoffs & Spacers Broaching Standoff 4-40 .250 L Stainless Steel KFSE-440-8 PEM 1: £0.668 11,534In Stock	Mfr. Part No. KFSE-440-8 Mouser Part No 153-KFSE-440-8	PEM	Standoffs & Spacers Broaching Standoff 4-40 .250 L Stainless Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	11,534In Stock	£0.668 £0.498 £0.388 £0.366 View £0.358 £0.346 £0.334 £0.322 £0.317	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40	0.25 in	Brass		Tin
Standoffs & Spacers Broaching Standoff 4-40 .375 L Stainless Steel KFSE-440-12 PEM 1: £0.773 15,855In Stock	Mfr. Part No. KFSE-440-12 Mouser Part No 153-KFSE-440-12	PEM	Standoffs & Spacers Broaching Standoff 4-40 .375 L Stainless Steel Learn More about PEM kfe kfse broaching standoffs	Datasheet	15,855In Stock	£0.773 £0.579 £0.45 £0.425 View £0.416 £0.402 £0.388 £0.374 £0.368	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40	0.375 in	Brass		Tin
Standoffs & Spacers BRASS SMT STANDOFF 440 L=.250 SMTSOB-440-8ET PEM 1: £1.01 5,870In Stock	Mfr. Part No. SMTSOB-440-8ET Mouser Part No 153-SMTSOB-440-8ET	PEM	Standoffs & Spacers BRASS SMT STANDOFF 440 L=.250 Learn More about PEM smtsob sm fasteners	Datasheet	5,870In Stock	Cut Tape £1.01 £0.759 £0.588 Reel £0.553 £0.54 View £0.523 £0.505 £0.486 Quote	Min.: 1 Mult.: 1 : 650	Standoffs	SMT	4-40	0.25 in	Brass		Zinc		Reel, Cut Tape
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .375 L Brass KFB3-440-12ET PEM 1: £0.608 10,167In Stock	Mfr. Part No. KFB3-440-12ET Mouser Part No 153-KFB3-440-12ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .375 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	10,167In Stock	£0.608 £0.432 £0.346 £0.311 View £0.289 £0.281 £0.265 £0.259 Quote	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40	0.375 in	Brass	0.219 in	Tin
Standoffs & Spacers Broach Flare Mount Standoff 4-40 .625 L Brass KFB3-440-20ET PEM 1: £0.623 4,094In Stock	Mfr. Part No. KFB3-440-20ET Mouser Part No 153-KFB3-440-20ET	PEM	Standoffs & Spacers Broach Flare Mount Standoff 4-40 .625 L Brass Learn More about PEM kfb3 broach flare mount standoffs	Datasheet	4,094In Stock	£0.623 £0.463 £0.361 £0.34 View £0.333 £0.321 £0.309 £0.298 £0.294	Min.: 1 Mult.: 1	Standoffs	Broach/Flare Mount	4-40	0.625 in	Brass	0.219 in	Tin
Standoffs & Spacers STANDOFF, STAINLESS SOS-440-4 PEM 1: £0.586 10,083In Stock	Mfr. Part No. SOS-440-4 Mouser Part No 153-SOS-440-4	PEM	Standoffs & Spacers STANDOFF, STAINLESS Learn More about PEM so sos standoffs	Datasheet	10,083In Stock	£0.586 £0.412 £0.33 £0.298 View £0.276 £0.268 £0.252 £0.247 Quote	Min.: 1 Mult.: 1	Standoffs	Round	4-40	0.125 in	Stainless Steel	0.187 in		Female / Female
Standoffs & Spacers STANDOFF, STAINLESS SOS-440-6 PEM 1: £0.593 8,728In Stock	Mfr. Part No. SOS-440-6 Mouser Part No 153-SOS-440-6	PEM	Standoffs & Spacers STANDOFF, STAINLESS Learn More about PEM so sos standoffs	Datasheet	8,728In Stock	£0.593 £0.418 £0.335 £0.302 View £0.279 £0.272 £0.256 £0.251 Quote	Min.: 1 Mult.: 1	Standoffs	Round	4-40	0.187 in	Steel		Zinc
Standoffs & Spacers STANDOFF, STAINLESS SOS-6440-10 PEM 1: £0.713 10,284In Stock	Mfr. Part No. SOS-6440-10 Mouser Part No 153-SOS-6440-10	PEM	Standoffs & Spacers STANDOFF, STAINLESS Learn More about PEM so sos standoffs	Datasheet	10,284In Stock	£0.713 £0.528 £0.41 £0.388 View £0.378 £0.366 £0.353 £0.34 £0.335	Min.: 1 Mult.: 1	Standoffs	Round	4-40	0.312 in	Stainless Steel	0.312 in		Female / Female